Question

17th one please ans

Answer 1

Answer:

1)=C

2)=A

3)=B

4)=D

Answer is given directly

Answer 2

Answer:

1)0.5mole = c)3.0115×10^23

2)0.25mole = a)1.505×10^23

3)0.01mole = b)6.023×10^21

4)0.4mole = d)2.4092×10^23