Long Answer Type
Short Answer TypeCalculate the amount of carbon dioxide that could be produced when
(i) 1 mole of carbon is burnt in air.
(ii) 1 mole of carbon is burnt in 16g of dioxygen.
(iii) 2 moles of carbon are burnt in 16g of dioxygen.
Long Answer TypeIn a reaction
Identify the limiting reagent, if any, in the following reaction mixtures.
(i)Â 300 atoms of A + 200 molecules of B
(ii)Â 2 mol A + 3 mol B
(iii)Â 100 atoms of A + 100 molecules of B
(iv)Â 5 mol A + 2-5 mol B
(v) 2·5 mol A + 5 mol B
Short Answer TypeChlorine is prepared in the laboratory by treating manganese dioxide (MnO2) with aqueous hydrochloric acid according to the reaction
How many grams of HCl react with 5.0 g of manganese dioxide?
Long Answer Type
Zinc and hydrochloric acid react according to the reaction:
If 0.30 mol Zn are added to hydrochloric acid containing 0.52 mol HCl, how many moles of H2 are produced?
Short Answer Type
  2000 of N2 would react with H2
 2000g of N2 would produce
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