Two elements A (at. mass 16) and B (at. mass 14) combine to form compounds X, Y and Z. The ratio of different masses of B which combine with a fixed mass of A in X, Y and Z is 1:3:5. If 32 parts by mass of A combine with 84 parts by mass of B in X, then in Z, 16 parts by mass of A will combine with

Options

A. 14 parts by mass of B
B. 42 parts by mass of B
C. 70 parts by mass of B
D. 84 parts by mass of B

Answer

C

Explanation

70 parts by mass of B