find the empirical formula of a compound containing 80% of carbon and 20% of hydrogen. if it has a molecular mass of 30, find its molecular formula. calculate the no. of molecules of sulphur(S8) in 10 g of solid sulphur.Find the formula mass of Na21CO3,10H2O.
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hello so the answers are these sorry I am not able to load the another answer pictures are not getting selected
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