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Find the formula mass of CaSO4, if atomic mass of Ca = 40.1 u, S = 32.1 u and O = 16.0 u. |
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Answer» Formula mass of CaSO4 = Average atomic mass of Ca + Average atomic mass of S + Average atomic mass of four O = (40.1) + 32.1 + (4 × 16.0) = 136.2 u ∴ Formula mass of CaSO4 = 136.2 u |
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