Chemistry, 25.09.2019 10:20 rebeckas0102
Which of the following statements describes alkenes and alkynes but not alkanes?
a. they are aromatic compounds.
b. they are unsaturated.
c. they are saturated.
d. they are hydrocarbons.
Answers: 1
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What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container
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You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
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Compare and contrast physical changes with chemical changes.
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Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature
Answers: 3
Which of the following statements describes alkenes and alkynes but not alkanes?
a. they are...
a. they are...
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