Questions by guadalupe20 - Page 35

Which method would provide the best synthesis of ethyl isopropyl ether? a) (CH3)2CHONa + CH3CH2Br b) CH3CH2ONa + (CH3)2CHBr c) CH3CH2OH +(CH3)2CHOH H2SO4, 140 C d) CH3CH2OH +(CH3)2CHOH H2SO4, 180 Ce) CH3CH2ONa +(CH3)2CHOH
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Determine if the sequence defined by an = 2 (0.2)n lim n[infinity] an
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(1,0) (3,0) (4,3) what is the equationPlease help me, I need this right now plsss
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In a neuron (a nerve cell), the concentration of K+ ions inside the cell is about 20 to 30 times as great as that outside. What potential difference between the inside and outside of the cell would you expect to measure is the difference is solely due to the imbalance of potassium ions?Auxiliary question: To solve this problem, do you need to know the standard reduction potential of K?
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What are the three main phases of audit sampling? Are these phases the same for statistical and nonstatistical samplingmethods?The three main phases for statistical sampling methods are:(List the three steps in the proper order.)1.2.3.
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Question 6: (5 marks) A 100 kg crate is supported by three cables, BA, CA and DA, as shown below. What is the magnitude of the tensions in BA and CA? AB 5 3 4 100 AC D 100 kg Use acceleration due to gravity, g = 9.81 m/s2 Select the correct answer from the options below. Include your working in your submission upload at the end of the exam. O A BA 797 N and CA = 727N OB BA - 659 N and CA = 850 N OC BA=812 N and CA = 74.1 N BA=727 N and C=797N OE BA309 Nano CA-599N OD
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Need answer to #6 of my chemistry homework
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What do you believe the relationship between mass and volume is? Describe how significantly you think a change in a substances mass will affect its volume.
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He liked to go for a walk each evening after dinner, when dusk was beginning to set and the world had quieted after the chaos of the day's activities.Which of the following best describes the tone of the sentence?A BoredB InsincereC ReflectiveD Enthusiastic
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8 letter brain teaser wordsThat you can solve
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how does phosphoglycerate kinase make glycolysis energy neutral at this step?
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Why did Greg's whole grade perform poorly on the school test?A. Students began getting sick from the snacks Rowley had shared at lunchtime.B. The sprinkler system malfunctioned.C. A squirrel climbed through an open window and ran in and out of classrooms.D. A kid let the stress lizard out of its case.
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Irradiation significantly reduces the nutrient composition of the treated food.a. trueb. false
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how secure is your job? in a survey, employed adults were asked how likely they thought it was that they would lose their jobs within the next year. the results are presented in the following frequency distribution. response frequency very likely fairly likely not too likely not likely part: 0 / 20 of 2 parts complete part 1 of 2 construct a relative frequency distribution. round the answers to two decimal places.
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to what degree should the balance between ensuring national security and protecting civil liberties shift after a terrorist attack?
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how to get rid of leg hair without shaving or waxing
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Which obstacle is currently the most serious obstacle to the enforcement of clean water laws in china?
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thomas currently has $570,000 in his retirement account paying 5.7% compounded quarterly. he wants to have $1,500,000 when he retires in 15 years. how much must he deposit at the end of each quarter to meet his goal?
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Carlos ran 2 miles and 10 1/2 minutes how fast did he run each mile
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Simplify (-3/5) (7/6)
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For the pair of numbers, find a third whole number such that the three numbers form a Pythagorean triple.30, 40The third number of the Pythagorean triple is(Type a whole number.)
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they want me to round the result to the correct number of significant figures.
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solve equation for x. if the equation has a solution that is in terms of other variables state any restriction on those variables
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Which values are solutions to the inequality below? Check all that applysqrt(x) < 5A. -2b. 36C. 17d.77e. 1296F.22
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