Question

explain with example what is meant by mole of a substance

Answer 1

The mole is the unit of measurement in the International System of Units (SI) for amount of substance. ... The number of molecules per mole is known as Avogadro's constant, and is defined such that the mass of one mole of a substance, expressed in grams, is equal to the mean relative molecular mass of the substance

Answer 2

Answer:

Amul is a quantity of a substance whose mass is is mass in grams is equal to that of a substance in diatance does in molecular mass of oxygen is 32 grams to Graphic not graphics Graham and therefore 32 gram of oxygen if one mole of Oxygen the the molecular mass of water is 18 you therefore 18 gram of water make 1 mole of water