Calculate the mass of the following
`3.011 times 10^23` number of N atoms

Calculate the mass of the following 6.022 times 10^23 number of N_2 molecules

Calculate the mass of the following: 6.022 xx 10 ^(23) number of N_3 molecules

Calculate the number of moles of the following . 12.044 times 10^23 number of He atoms (finding mole from numbers of particles).

Calculate the mass of the following 0.5 mole of N atoms

Solve the following. 23.3 xx 10

Calculate the following : -23 - (-30)

Molar mass of 1.5055 times 10^23 number of calcium atoms

Calculate the following. (-3) xx (-40)

Calculate the atomic mass of sulphuric acid?

Calculate the number of moles of zinc in 23.3 gm of zinc.