One atomic mass unit is equal to ______ the mass of one atom of ________.
The mass of a proton is equal to a ____________ atom.
Fill in the blanks: (a) Molecular weight of a gas is twice its __________. (b) Mass of 22.4 litre of a gas at STP is ___________. (c) One gram atom of an element contains __________ atoms. (d) One a.m.u. is the mass of __________ atom of C12. (e) Avogadro's number is equal to _________.
One atomic mass unit is a mass unit equal to exactly one twelfth (1/12th) the mass of one atom of ___________.
Can we say that, if any element has atomic mass equal to a unit and gram atomic mass a gram, then, a gram of that element will have no. of particles equal to Avagadro number?
A mole of atoms of any element has a mass in grams equal to its atomic mass.