M H2SO4=2*1 g/mol+32 g/mol+4*16 g/mol=98 g/mol
98 g---1 mol
250 g---x mol
x=2,55 mol
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M H2SO4=2*1 g/mol+32 g/mol+4*16 g/mol=98 g/mol
98 g---1 mol
250 g---x mol
x=2,55 mol