A hypothetical compound has a formula of X2YZ3. - A hypothetical compound has a formula of X2YZ3. If the atomic masses of X, Y, and Z are 41.2, 57.7 and 63.9 respectively, calculate the % by mass of the compound. If the molecular formula is actuall ...
Compound or a mixture? - Tell whether the following is a property of a compound or a mixture:
a) Can contain three elements in a specific ratio
b) Varies in chemical composition depending on the sample size
c) Can be cla ...