Question

In her science class, Vinu learned the atomic weights of the following elements. Find i)The difference between the atomic weights of carbon and hydrogen ii)The sum of atomic weights of chlorine and lithium and iii) The difference between atomic weights of nitrogen and oxygen​

Answer 1

Answer:

1)1.003,2)41.39,3)882

Answer 2

Answer:

1. 12.011-1.008=1.003

2. 35.45+6.94= 42.93

3. 14.007-15.999=-1.992