Question

name a smaller and bigger unit of mass

Answer 1

Milligram is commonly used smaller unit mass. 100mg=1g  Tonne is larger unit of mass.  1 ton =1000kg

Answer 2

.Helium has an atomic weight of 4 and its nucleus has 2 protons + 2 neutrons. Mass is the amount of matter in an object and the unit of mass is kilogram (kg). An example of a unit of mass would be gram, but it can also be kilogram.