Question

Jar contain 1.7 gram of ammonia gas how many mole of ammonia are present in the jar

Answer 1

Answer:

Molar mass of NH3 =14+(3×4)=14+3= 17g 2)Moles ,n =given mass / molar mass=1.7/17 =0.1 moles 3)Therefore number of molecules = 0.1 x 6.022×1023 =6.022 x 1022