Question

Calculate the mass in each of the following parts
a] 0.5 mole of hydrogen gas
b] 0.5 mole of hydrogen atoms
c] 3.011*10 to the power 23 no. of hydrogen atoms
d] 6.022*10 to the power 23 no. of hydrogen molecules

Answer 1

a)
n=m/M
0.5=m/2
m=1u

b)
n=m/M
0.5=m/1
m=0.5u

c)