11. Differences between amino acids are normally due to differences in the amino group.
A. true B. false
12. Which type of coal has the highest carbon content? A. anthracite
B. bituminous C. lignite
13. Carbon typically forms four covalent bonds A. true
B. false
14. The names of the straight-chain alkanes all end with the suffix . A. –ene
B. –ine C. –ane
15. Which of the following compounds has the highest boiling point? A. butane
B. butanoic acid C. butanal
16. Esters contribute which property to fruits? A. odor
B. color C. texture
17. Ethene is the monomer that is used as the building block in polyethylene. A. true
B. false
18. What does neutron absorption accomplish in a nuclear reactor? A. It slows down the reaction.
B. It speeds up the reaction.
C. It increases the rate of heat absorption.
19. The most penetrating form of radiation is . A. beta radiation
B. gamma radiation C. alpha radiation
20.How many termination code words are there? A. twenty
B. four C. three
21.
What is the product of a substitution reaction if the reactants are fluoroethane and sodium hydroxide?
A. ethanol and sodium fluoride
B. flouroethanol and sodium hydride C. ethane and sodium fluoride
Answers: 1
Chemistry, 22.06.2019 04:30
Why are people not able to scuba dive in the deep part of the ocean
Answers: 2
Chemistry, 22.06.2019 16:40
Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg
Answers: 3
Chemistry, 23.06.2019 01:30
Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.
Answers: 1
11. Differences between amino acids are normally due to differences in the amino group.
A. true B....
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