Ap Eapcet
Some Basic Concepts Of Chemistry
AP EAPCET 2021 - 20th August Morning Shift
MCQ+1 / -02021
An alloy of metals X and Y weighs 12 g and
contains atoms X and Y in the ratio of 2 : 5.
The percentage of metal X in the alloy is 20
by mass. If the atomic mass of X is 40 amu
what is the atomic mass of metal Y ?