When x g of magnesium burnt with oxygen what is left
1.0 g of magnesium is burnt with 0.56 g O₂ in a closed vessel. Which reactant is left in excess and how much? At wt Mg=24, O₂=16)
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(a) Mg, 0.16g (b) O₂, 0.16g […]
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When x litres hydrogen and chlorine are mixed, moles of HCl is
When 22.4 litres of H₂(g) is mixed with 11.2 litres of Cl₂(g), each at S.T.P, the moles of Hcl(g) formed is equal to
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(a) 1 mol of Hcl(g) (b) 2 mol of Hcl(g) […]