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KCET 2017 Chemistry Solved Paper

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Question : 1

Total: 60

If 3.01 x 1020 molecules are removed from 98 mg of H2SO4 , then number of moles of H2SO4 left are

0.1×10−3 mol
0.5×10−3 mol
1.66×10−3 mol
9.95×10−2 mol

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