akboyer31

If you filled up three balloons with equal volumes of hydrogen, argon, and carbon dioxide gas all at the same temperature and pressure, which balloon would weigh the most? which balloon would weigh the least?

Hydrogen peroxide can be produced in the lab by reacting barium peroxide with hydrochloric acid. another product of the reaction is barium chloride. 1). what is the balanced chemical equation for the reaction? 2). what mass of hydrogen peroxide should res...

assume the volume of an idol is 1.0L, if it were solid gold, what mass would the idol have? is playing catch with the idol plausable? Density of the gold is 19.32 g/cm3

ya, but I got confused and my answer did not look right. V= 1.0L M= ? D=19.32 would it be DxV=M????