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how many moles of hydrogen will be liberated from 200.0ml of 3.00M HCL reacting with an excess of magnesium?
10 years ago

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DrBob222
Mg + 2HCl = H2 + MgCl2
mols HCl = M x L = ?
mols H2 = 1/2 that (from the coefficients)
10 years ago

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