Chemistry, 05.12.2019 04:31, notearslefttocry14
Which of the following statements regarding bond energies is false
a
all chemical bonds are hard to break
b
some chemical bonds are easier to break than others.
c
bond energy is the amount of energy it takes to break a chemical bond
d
every chemical bond has its own unique bond energy.
Answers: 2
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The compound methyl butanoate smells like apples. its percent composition is 58.8% c, 9.9% h, and 31.4% o. what’s the empirical formula ?
Answers: 1
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Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
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40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume
Answers: 3
Which of the following statements regarding bond energies is false
a
all chemical bonds...
a
all chemical bonds...
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