which of the following samples must have molar mass greater than a mixture of CO and `CO_(2)`?

Which one of the following must be greater than x, if x is real number?

Effective colliosions are those in which colloiding molecules must have energy equal or greater than the ............ energy and proper ....

Calculate the molar mass of CO_2 .

What is the molar mass of K2CO3.

sin 10^@ is greater than cos 10^@ .