Gram
No, the gram is used for small weights, even though the gram is a mass unit, not a force unit or weight unit.
There are many metric units for mass. The base unit is the kilogram.
It appears that you don't understand that the unit 'gram' IS a metric unit used to quantify the mass, or more conventially, the weight, of an object.
MassHowever, if, by 'primary unit', you mean 'base unit', then this is the kilogram not the gram.
A gram.
It is a measure of mass.
That is the gram
The SI (metric) unit for mass is the kilogram.
No, the gram is used for small weights, even though the gram is a mass unit, not a force unit or weight unit.
METRIC
FOR A+ IS kgGramThe Gram is the standard metric (and SI) unit of mass.I believe that the kilogram is now the standard metric and SI unit and the gram is defined as 1/1000 of a kilogram