Kilogram(kg) is the base unit of mass in the International System of Units (SI) and it was originally defined as the mass of one liter of water.
While a gram(g) is a metric unit of mass and was formally defined as the absolute weight of a volume of pure water equal to the cube of the hundredth part of a meter, and at the temperature of melting ice.
Formula to convert kilograms to grams.
In order to convert kilograms to grams you first need to know the relationship between the two.
It state that 1 kilogram is equivalent to 1000 grams.
Therefore, when changing kg to g, we multiply the kg by 1000.
Example:
Convert 2 kg to grams.
= 2 x 1000
= 2000 grams