Question

calculate the number of molecules in 51 grams of ammonia​

Answer 1

Answer:

5*6.022×10^23

Explanation:

Answer 2

Explanation:

since mass of ammonia that is

NH3 is

14+1×3= 17....

therefore

no of moles of ammonia are..

$n = 51 \div 17$

= 3 moles...

therefore no. of particlss are

$3 \times 6.022 \times {10}^{23}$

= 18.066×10^23...

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