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Question- Will 28.7 grams of SiO2 react completely with 22.6 grams of H2F2? If not, state which is the limiting reagent.
SiO2+ 2 H2F2? SiF4+ 2 H2O
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A chemistry lab experiment requires 67.4 grams of silvernitrate. How many grams of a 15.5% by mass solution of silvernitrate should be used?
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Calculate volume in milliliters of a 1.96 mol/L calcium bromide solution that contains 275. mmol of calcium bromide CaBr2. Round your answer to 3 significant digits.
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