what volume of a 0.164 M calcium hydroxide solution is required to neutralize 19.9 ml of a 0.350 M hydrobromic acid solution? ______ ml calcium hydroxide.

The two main methods used to increase CO2 levels in beer after fermentation are natural carbonation and forced carbonation.

Natural carbonation involves adding a small amount of sugar to the beer before bottling or kegging. The residual yeast in the beer will consume the sugar, producing CO2 as a byproduct, which will dissolve into the beer, naturally carbonating it. This process can take anywhere from a few days to a few weeks, depending on the beer style and temperature.

Forced carbonation, on the other hand, involves using a CO2 tank to directly inject carbon dioxide into the beer. The beer is placed in a closed vessel and pressurized with CO2 until the desired level of carbonation is reached. This method is much quicker and more precise than natural carbonation, but it requires specialized equipment and can be more expensive.

Both methods have their advantages and disadvantages, and many breweries use a combination of both to achieve the desired level of carbonation for their beers. The level of carbonation can greatly affect the taste and mouthfeel of the beer, so it is an important consideration for brewers to get right.

For more such questions on fermentation, click on:

https://brainly.com/question/1411731

#SPJ11

Answer:

A chemical reaction is the proccess of two or more chemical compounds coming in to contact with eachother. This could be gas, liquid, solid, ect. A chemical reaction rearranges the constituent atoms of the reactants to create different substances as products. For Example: Iron and oxygen can combine over time to create rust. Vineger and baking soda combine to make sodium acetate. The most known is two Hydrogen and one oxygen make H2O.

more Examples:

A + B ----> C + D

C + O\(2\) ------> CO\(2\)

AB + CD ------> AD + CB

2H\(2\)O ------> 2H\(2\) + O\(2\)

Pb(NO\(3\))\(2\) + 2KI -------> P\(b\)I\(2\) + 2KNO\(3\)

The molar mass of insulin is approximately 0.798 g/mol, calculated using the equation for osmotic pressure and the given values of mass and volume.

To calculate the molar mass of insulin, we can use the equation for osmotic pressure:

π = (n/V)RT

where π is the osmotic pressure, n is the number of moles of solute, V is the volume of the solution in liters, R is the ideal gas constant, and T is the temperature in Kelvin.

First, convert the given values to appropriate units:

25.0 mg = 0.025 g
5.00 mL = 0.005 L

Next, rearrange the equation to solve for n (number of moles):

n = (πV) / (RT)

Substituting the given values:

n = (15.5 mmHg * 0.005 L) / ((0.0821 L·atm/(mol·K)) * 298 K)

Calculate n:

n ≈ 0.0313 mol

Finally, divide the mass of insulin (0.025 g) by the number of moles (0.0313 mol) to find the molar mass:

Molar mass = 0.025 g / 0.0313 mol

Molar mass ≈ 0.798 g/mol

So, the molar mass of insulin is approximately 0.798 g/mol.


Learn more about osmotic pressure here:

https://brainly.com/question/29823250

#SPJ11

Answer:

False

Explanation:

Solubility refers to the ability of a substance to dissolve in a solvent, usually a liquid. It is a measure of the amount of a substance that can dissolve in a given amount of solvent at a given temperature. Solubility is not related to the ability of a substance to burn.

The number of oxygen four the reaction is four using conservation laws.

The reaction between one molecule of methanol (CH3OH) and one molecule of salicylic acid (C7H6O3) to form an ester molecule (C8H8O3) and one molecule of water (H2O) can be represented by the following equation:

CH3OH + C7H6O3 → C8H8O3 + H2O

To determine the number of oxygen atoms in the reactants and products and show that they are conserved, we can count the number of oxygen atoms on both sides of the equation:

Reactants: 1 x O (from CH3OH) + 3 x O (from C7H6O3) = 4 x O atoms

Products: 3 x O (from C8H8O3) + 1 x O (from H2O) = 4 x O atoms

As we can see, there are four oxygen atoms on both sides of the equation, which confirms the conservation of atoms according to the law of conservation of mass. Therefore, the number of oxygen atoms in the reaction is four.

Learn more about conservation laws below.

https://brainly.com/question/166559

#SPJ1

Answer:

Removing the cap from a soft drink bottle releases pressure and causes the excess carbon dioxide molecules to come out as bubbles. however the drink is still supersaturated , and will release that carbon dioxide till it goes flat

Answer:

2.03 atm

Explanation:

Number of moles of He = 1g/4g/mol = 0.25 moles

Number of moles of F2 = 14.0g/38 g/mol = 0.37 moles

Number of moles of Ar=19.0g/40g/mol = 0.48 moles

Total number of moles = 0.25 + 0.37 + 0.48 = 1.1 moles

From;

PV=nRT

P= pressure of the gas mixture

V= volume of the gas mixture

n= total number of moles of the gas mixture

R= gas constant

T= temperature of the gas mixture

P= nRT/V

P= 1.1 × 0.082 × 293/13

P= 2.03 atm

Answer:

add a substace devider

Explanation:

i forgot what it was called but there is a chemical that allows the substances to seperste and than you can test the substaces ph and what it is

Answer:

answer is not there

Explanation:

V=1.6×240

V=384volt

Solids that are soluble in a liquid are said to be soluble solids. Solids that cannot dissolve in water are known as insoluble solids.

I Compounds that disintegrate in a particular liquid to form a solution are known as soluble solids. I Solids that cannot dissolve in the water are referred to as insoluble solids. These insoluble substances either floating or sink when added to water, but they do not mix with that as well.

Something like this that won't disintegrate in a solvent is said to be insoluble. Rarely does a solute not dissolve at all. However, many compounds are not very soluble. Examples include sand, lipids, timber, metals, and plastic.

To know more about insoluble visit:

brainly.com/question/24300575

#SPJ4

Answer:

B. chemical or physical changes occur when the property is measured

Explanation:

Answer:B

Explanation:

The summary which expresses the main points of the Gravitational force best is the second one.

Gravitational force is a attraction force which is present between two objects and represented as:

F = gm₁m₂ / r², where

g = gravitational constant

m₁ = mass of one object

m₂ = mass of another object

r = distance between two objects

Because of gravity all objects will have a accurate position and particular order.

Hence second paragraph expresses best.

To know more about gravitational force, visit the below link:

https://brainly.com/question/19050897

Answer:

Matter cannot be created or destroyed in chemical reactions.

Explanation:

Matter cannot be created or destroyed in chemical reactions. This is the law of conservation of mass. In every chemical reaction, the same mass of matter must end up in the products as started in the reactants. Balanced chemical equations show that mass is conserved in chemical reactions

Answer:

Mass is conserved in chemical reactions because the atoms are just rearranged. Any atoms of an element that you have in the reactants is still there in the products, just combined differently with other atoms. The mass of an atom is the same before and after the reaction, so the total mass of the reactants and products is equal.

Explanation:

Got the question right on an assignment

To find ΔH°f of gaseous HCl (enthalpy of formation), we need to consider the given reactions and apply Hess's Law, which states that the overall enthalpy change for a reaction is equal to the sum of the enthalpy changes of its individual steps.

The first step involves the formation of ammonia (NH3) from nitrogen gas (N2) and hydrogen gas (H2): N2(g) + 3H2(g) → 2NH3(g) ΔH°rxn = -91.8 kJ (Reaction 1)

The second step is the formation of ammonium chloride (NH4Cl) from nitrogen gas (N2), hydrogen gas (H2), and chlorine gas (Cl2):

N2(g) + 4H2(g) + Cl2(g) → 2NH4Cl(s) ΔH°rxn = -628.8 kJ (Reaction 2)

The third step involves the reaction between ammonia (NH3) and hydrogen chloride (HCl) to form ammonium chloride (NH4Cl):

NH3(g) + HCl(g) → NH4Cl(s) ΔH°rxn = -176.2 kJ (Reaction 3)

Now, we can use these three reactions to determine the enthalpy of formation for gaseous HCl. By manipulating and combining the equations, we can cancel out the common compounds to obtain the desired reaction:

2NH4Cl(s) - 2NH3(g) - 2HCl(g) ΔH°f = ?

Adding Reaction 1 and Reaction 2, we get:

2NH3(g) + 2NH4Cl(s) - 2N2(g) - 8H2(g) - Cl2(g) ΔH°rxn = -720.6 kJ

Now, to cancel out ammonium chloride, we subtract Reaction 3:

2NH3(g) + 2NH4Cl(s) - 2N2(g) - 8H2(g) - Cl2(g) - 2NH4Cl(s) + 2NH3(g) + 2HCl(g) ΔH°f = -720.6 kJ - (-176.2 kJ)

Simplifying, we find: 2HCl(g) ΔH°f = -544.4 kJ .Therefore, the enthalpy of formation of gaseous HCl is -544.4 kJ.

To learn more about strong acid click here;  

brainly.com/question/30401504

#SPJ11

3.33 grams of magnesium were utilized, and the same amount of magnesium chloride was generated.

One mole of magnesium interacts with two moles of hydrochloric acid to form one mole of magnesium chloride and one mole of hydrogen gas, as shown by the equation.

mass / molar mass equals moles of HCl.

The formula for HCl is 10.0 g/36.46 g/mol (molar mass of HCl)

HCl equals 0.274 moles per unit.

Mg = 0.274 moles and 2 moles of Mg are equal to 0.137 moles.

When 0.137 moles of HCl are added, the mass of magnesium needed is:

Mg mass is calculated as Mg moles times Mg molar mass.

Mg's mass is 3.33 g.

To learn more about mass of product visit:

brainly.com/question/19694949

#SPJ1

Answer:

4.08 grams

Explanation:

Essentially, we're looking for the mass of HCl that "matches" 3.26 grams of magnesium hydroxide.

First, convert 3.26 grams of \(Mg(OH)_2\) into moles by dividing by the molar mass. The molar mass of \(Mg(OH)_2\) is 24.3 + 16 * 2 + 1 * 2 = 58.3 g/mol. So, 3.26 grams is equal to:

3.26 g ÷ 58.3 g/mol = 0.0559 mol \(Mg(OH)_2\)

Notice that from the chemical equation, magnesium hydroxide and hydrochloric acid (HCl) have a ratio of 1 to 2. In other words, for every 0.0559 moles of \(Mg(OH)_2\), there are 0.0559 * 2 = 0.112 moles of HCl.

Finally, convert moles of HCl to grams by multiplying 0.112 by the molar mass, which is 1 + 35.45 = 36.45 g/mol:

0.112 mol HCl * 36.45 g/mol = 4.08 g HCl

The answer is thus 4.08 grams.

~ an aesthetics lover

Answer:

33.6 i think

Explanation:

Hydrogen fluoride have intermolecular hydrogen bonding.

HF being a liquid forms relatively strong hydrogen bonds, hence it have relatively high boiling point. Solid HF contains a number of zig-zag chains of HF molecules. The HF molecules, containing a short covalent H–F bond of 95 pm length, are linked to neighboring molecules by intermolecular H–F distances of 155 pm.

Being the lightest of the hydrogen halides, it has a surprisingly high boiling point, higher even than that of hydrogen iodide. The reason behind this is the strong electronegativity of the fluorine atom, which causes hydrogen and fluorine atoms to form hydrogen bonds in the liquid phase.

Learn more about hydrogen bonding from the link given below.

https://brainly.com/question/21054466

#SPJ4

The most likely cause of earthquakes that occur in the area shown on the map is due to fault lines in the earth's crust.

Earthquakes are natural phenomena characterized by the shaking or trembling of the Earth's surface.

They occur due to the sudden release of energy in the Earth's crust along fault lines, which creates seismic waves that propagate through the Earth.

The Earth's crust is composed of several large tectonic plates that float on the semi-fluid layer of the Earth's mantle.

Learn more about earthquakes at: https://brainly.com/question/248561

#SPJ1

The density of the object is 65.447 g/mL.

Density is a physical property of a substance that represents the amount of mass per unit volume. It is a measure of how closely packed the particles or molecules of a substance are. The formula for density is:

Density = Mass / Volume

In this formula, mass refers to the amount of matter in the substance, typically measured in grams (g) or kilograms (kg), and volume refers to the amount of space occupied by the substance, typically measured in cubic centimeters (cm³) or liters (L).

Density provides information about the compactness or concentration of a substance. Substances with a higher density have more mass packed into a given volume, while substances with a lower density have less mass packed into the same volume.

Given:

Mass of the object = 149.8 g

Initial volume of water = 0.001210 L

Final volume of water and object = 0.003498 L

Volume of the object = Final volume - Initial volume

Volume of the object = 0.003498 L - 0.001210 L

Volume of the object = 0.002288 L

Density = Mass / Volume

Density = 149.8 g / 0.002288 L

Density = 65.447 g/mL

Learn more about Density, here:

https://brainly.com/question/29775886

#SPJ4

Answer:

the answer is [Rn]7s25f14 (first option)

Explanation:

i took the test

The electronic configuration for nobelium (No) is [Rn]7s²5f¹⁴, hence the correct option is A.

The distribution of an element's atoms' electrons throughout several atomic orbitals is symbolically represented by the electronic configuration of that element.

A standardized nomenclature is used for expressing electron configurations, in which the energy level and type of orbital are written first, followed by the number of electrons in the orbital, which is expressed in superscript.

The atomic number of nobelium (No) is 102.

The number of protons is equal to the atomic number, which is 102.

The number of electrons is equal to the number of protons, which is 102.

Therefore, electronic configuration for nobelium (No) is [Rn]7s²5f¹⁴.

Learn more about electronic configuration, here:

https://brainly.com/question/29757010

#SPJ7

The given question is incomplete, so the most probable complete question is,

Which is the electron configuration for nobelium (No)?

A. [Rn]7s²5f¹⁴

B. [Rn]7s²5f⁷

C. [Ne]3s²3p⁷

D. [Xe]6s²5d¹

Answer:

An electron can become excited if it is given extra energy, such as if it absorbs a photon, or packet of light, or collides with a nearby atom or particle.

Explanation:

Mark me brainliest.

Answer:

Trial Y, because the volume of product per unit time is lower than Trial X

Explanation:

In the chemistry experimental setup, the amount of gaseous product formed by the different concentration of the trials are measured and the result is plotted on a graph

The given graph, shows;

The vertical, y-axis = The amount of product

The horizontal, x-axis = Th time of the reaction

Trial X = The graph line with a steeper slope

Trial Y = The graph line

Increase in the concentration f the reactants, increases the number of collisions, and therefore, the number of effective collisions that gives the product also increases, and the overall rate of reaction increases

A more concentrated reactants produce more product in a shorter time (yield more product in less time) than a less concentrated one, and a more concentrated reactant would have a steeper slope and therefore produce more volume of the product in less time than a less concentrated reactant, which produces a lower volume in the same time

Therefore, the trial that has a lower concentration of the reactant is Trial Y, because the volume of product per unit time is lower than Trial X.

Answer:

There ya go

Explanation:

Answer:

a

Explanation:

The heat capacity of a substance is the heat energy required to rise its temperature per one degree Celsius. Hence its unit is J/°C.

Heat capacity is the amount of heat energy required to raise the temperature of a substance by 1 degree Celsius or 1 Kelvin. It is expressed in the following units:

Joules per degree Celsius (J/°C)

Joules per Kelvin (J/K)

Calories per degree Celsius (cal/°C)

Calories per Kelvin (cal/K)

Joules per gram per degree Celsius (J/(g·°C))

Joules per gram per Kelvin (J/(g·K)) etc.

If in terms of simply the energy, then, The following units are used.

Joules (J) , Calories (cal) , Degrees Celsius (°C), Kelvin (K)

The choice of unit depends on the specific application and the system of units being used. The SI unit for heat capacity is J/K, while the traditional unit is cal/°C.

The use of per gram units is common in the context of specific heat capacity, which is the amount of heat energy required to raise the temperature of a unit mass of a substance by 1 degree Celsius or 1 Kelvin.

Therefore, here, the unit of heat capacity is J/°C.

Find more on heat capacity :

https://brainly.com/question/28302909

#SPJ7

Another word which can be used to replace gas is air.

Air is a gas simply because it is a mixture of a number of gases. In order words, air consists of different gases including hydrogen gas, oxygen gas, carbon dioxide gas, rare or noble gases, dust, moisture, nitrogen gas and so on and so forth. Because air is an embodiment of different gases, it is on this premise that the word " air " can be used instead of gas.

However, there are so many other words which can be used as synonyms for gas or to replace gas; among which include: fart, vapor or even steam.

So therefore, we can now confirm from the detailed explanation above that when we talk about gas, we are referring to air as well.

Complete question:

What is another word for gas?

Read more on gas:

https://brainly.com/question/16014998

#SPJ1

The amount of heat energy required to raise the temperature of 3.785 L of water from 25°C to 88°C is approximately 126,138.6 J.

To calculate the heat energy, we need to consider the mass of water and the temperature change. The given volume of water is 3.785 L, and since the density of water is 1.000 g mL-1, the mass of water can be calculated as 3.785 L * 1000 g/L = 3785 g.

The temperature change is from 25°C to 88°C, which is 63°C.

Using the specific heat capacity of water (4.184 J g-1 °C-1), we can now calculate the heat energy using the formula:

Heat energy = mass * specific heat capacity * temperature change

              = 3785 g * 4.184 J g-1 °C-1 * 63°C

              ≈ 126,138.6 J

Therefore, approximately 126,138.6 J of heat energy is required to raise the temperature of 3.785 L of water from 25°C to 88°C.

Learn more about heat here:

https://brainly.com/question/30603212

#SPJ11

The best choice for screening a person's genetics for 1,000 or more genes would be: C. Sequencing.

Sequencing techniques, such as next-generation sequencing (NGS), are well-suited for screening a large number of genes efficiently and comprehensively. NGS allows for high-throughput sequencing of DNA, enabling the simultaneous analysis of multiple genes or even the entire genome. It provides detailed information about the sequence of nucleotides in the DNA, allowing for the identification of genetic variations, mutations, or other genomic features.

Microarray analysis (A) is a technique that can analyze gene expression patterns or detect specific genetic variations, but it is limited in the number of genes it can assess simultaneously compared to sequencing.

RELP analysis (B) is a technique used for detecting genetic variations based on restriction enzyme digestion patterns, but it is more suitable for specific target regions rather than screening a large number of genes.

Karyotyping (D) involves the visualization and analysis of chromosomes to detect large-scale chromosomal abnormalities but is not suitable for screening a large number of individual genes.

To know more about DNA

brainly.com/question/32663516

#SPJ11

Answer:

c. alcohol

Explanation:

Alcohol is -OH

Ether is -OR

Ester is O=C-OR

Aldehyde is O=C-H

- Only alcohol fits

Alcohol is the type of organic compound is represented by the structural formula.

This can be defined as the type of organic compound that carries at least one hydroxyl functional group (−OH) bound to a saturated carbon atom.

The hydroxyl group(OH) is attached to a Carbon atom in the diagram which depicts features of an Alcohol.

Read more about Alcohol here https://brainly.com/question/13621129