`10^(-3)` gram is called

If the molecular mass of a compound is expressed in grams , it is called as _______.

The atomic mass of an element expressed in grams is called as ______.

The mass of one mole of a substance in grams is called its

The mass of one mole of a substance in grams is called its

If the mass of a proton is 1.67times10^(-24) gram, what is the number of grams in the mass of 1,000 protons?

The amount of oxygen (in grams) present dissolved in 10^(x) gm of water is called dissolved oxygen. Then the value of x is ____.