Question

plzz any 1 answer.............................​

Answer 1

Answer:

1)Kno3=39+14+16×3

= 39+14+48

= 101

2)Ca3 (po4)2 =40×3(31+16×4)2

=120 (31+64)2

=120(95)2

=120×190

=22,800