How many mole of AgNO 3 are there in 500cm3 of 0.01MAgNO3 solution?

The following alloys contain copper except

Which of the following compounds crystallizes without water of crystallization?

The decomposition of hydrogen peroxide is represented by the equation: 2H2O(l) + O2(g) what mass of hydrogen peroxide would be required to produce 22.4dm3 of oxygen at s.t.p? (H = 1, O = 16, molar volume of a gas at s.t.p. = 22.4dm3)

Nuclear reactions can be used in the following except

Which of the following is normally used for drying ammonia gas?

Which of the following explains why trioxonitrate (V) acid is not used for preparing hydrogen from metals?

The following metals are extracted by the electrolytic method except

1990 WAEC SSCE Chemistry Past Questions