Chemistry, 03.03.2021 22:00 Theblackdot15
Balanced equation: SiO2 + 4 HF --> SiF4 + 2H2O
Problem: How many moles of HF are needed to produce 12.5 moles of water?
A. 18.5 moles
B. 6.25 moles
C. 25 moles
D. 100 moles
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Answers: 3
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Given sno2 + 2h2 - sn + 2h20 tin oxide reacts with hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grams of sn?
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Elizabeth has two separate samples of the same substance. sample is in the liquid state, and the other is in the solid state. the two samples most likely differ in which property?
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Balanced equation: SiO2 + 4 HF --> SiF4 + 2H2O
Problem: How many moles of HF are needed to produ...
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