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, 21.06.2019 18:30
Calculate the change in entropy if br2(l) is converted to br2(g). s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)
Answers: 3
Chemistry, 22.06.2019 16:00
How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?
Answers: 3
Chemistry, 22.06.2019 22:30
The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy
Answers: 2
Chemistry, 23.06.2019 01:30
Which is an example of a highly unstable isotope that is often used in fission reactions?
Answers: 1
11. Differences between amino acids are normally due to differences in the amino group.
A. true B....
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