Answers

  • mp3
  • Ambitious
2016-03-16T13:05:20+05:30
Mass of one mole of N atom =28g
mass of 0.5cmoles of Natom=x(let)
x=28*0.5=149
0
2016-03-16T13:17:32+05:30
As in one mole there are 6.022X10 rais to 23 so in 0.5 moles of nitrogen there will be 6.022X10 rais to 23X X0.5=30.11 rais to 23.
0