Chemistry, 26.08.2019 17:10 dillongivenstheman
When phillip analyzed an unknown substance x, he found that it contained only one kind of atom. phillip was unable to convert the substance to a
simpler one. what is substance x?
a.
a compound
b.
an element
c.
a heterogeneous mixture
d. a homogeneous mixture
Answers: 2
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The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?
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When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.
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When phillip analyzed an unknown substance x, he found that it contained only one kind of atom. phil...
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