what is the empirical formula of a compound that is 40% sulfur and 60% oxygen by weight?

ElementSymbolMass Percent
MagnesiumMg20.192%
OxygenO53.168%
SulfurS26.639%

What is the percentage of Sulphur in h2 S o4?

% of sulphur=mass of sulphurtotal mass of the compound×100=3298×100=32.65%

What is the percentage by mass of sulfur in h2so4?

Explanation: Take the atomic mass of sulfur and divide by the molecular mass of sulfur acid, multiply by 100 to get the percentage. Sulphuric acid is usually about 98% pure, the rest being water, so mutiply your answer by . 98 to get the mass of S in conc.

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