Question

हाउ मेनी मॉलेक्युलिस प्रेजेंट इन 9 ग्राम वॉटर​

Answer 1

Answer:

there r million of molecules in water it cannot be counted so u can write there r millions of molecules in water.

Explanation:

hope it helps u ⊙﹏⊙⊙﹏⊙⊙﹏⊙

Answer 2

Explanation:

Water has 18 grams per mole so 9 grams is 0.5 moles of water. There are6.022* 10^23 molecules in a mole. Each water molecule contains one oxygen and two hydrogens.Ammonia, formed of 3 hydrogen atoms and a nitrogen atom, has an atomic weight of 17g/mol.