Scientists can determine if oxygen existed in earth's archean atmosphere by
a. determining the...
Chemistry, 09.01.2020 14:31 salvadorperez26
Scientists can determine if oxygen existed in earth's archean atmosphere by
a. determining the lack of oxidation that occurred.
b. determining how many people survived.
c. looking at the amount of salt content in rocks.
d. looking for oxidized iron in rocks.
Answers: 2
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An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh
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Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?
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In a copper wire, a temperature increase is the result of which of the following
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