Question

Find the nu.Ber of 7g of na

Answer 1

Explanation:

to calculate moles of any atom just divide the given mass of atom with its gram atomic mass you will get your answer

n =gm/GMM

n= 7/23 mole

Answer 2

Explanation:

The first power loom was designed in 1786 by Edmund Cartwright and first built that same year. It was refined over the next 47 years until a design by the Howard and Bullough company made the operation completely automatic.