The mass of one molecule of a substance is `4.65 xx 10^(-23) g`. What is its molecular mass ? What colud this substance be ?

The absolute mass of one molecules of a substance is 5.32 xx 10^(-23) g . What is its molecular mass ? What could this substance be ?

(A)The mass of one molecule of a substance is 4.65xx10^(-23)g . What is its molecular mass? What could be substance be? (b)Which have more molecules? 10g of sulphur dioxide (SO_(2)) or 10g of oxygen (O_(2)) ?

The absolute mass of one molecule of a substance is 5.32 (10*-32) g . What is its molecular mass .

The mass of a single molecule of a substance is 8.5 xx 10^-23 gram. The molecular mass of the substance is

Define molecular mass of a substance.

The mass of a single atom of an element X is 2.65 xx 10^(-23) g . What is its atomic mass ? What could this element be ?

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

Define 'molecular mass' of a substance.