If the atomic weight oc C and SI are `12` and `28` respectively , then what is the ratio of the number of neatrons in them?

If the atomic weight of C and Si are 12 and 28 respectively , then what is the ratio of the number of neutrons in them?

If the atomic weight of C and Si are 12 and 28 respectively , then what is the ratio of the number of neutrons in them?

What is the SI unit of weight ?

Euivalent weights of two oxides of an element are 14 and 11 respectively. What is the ratio of atomicity of oxygen in the second oxide to first oxide?

Equivalent weights of two oxides of an element are 14 and 11 respectively. What is the ratio of atomicity of oxygen in the second oxide to first oxide?

What is the SI unit of weight?

What is the ratio of SI units to C.G.S. unit of G?

The atomic number and the mass number of an element M are 12 and 24 respectively . Calculate the number of neutrons in an atom of the element.