How many moles of ammonia contain 1.51 x 1024 NH₃ molecules?

Question

Quizplus · Accepted Answer

To find the number of moles of ammonia, we need to use Avogadro's number. Avogadro's number is the number of particles in one mole of a substance, which is equal to 6.02 x 10^23.

First, we need to find the number of moles of NH₃ molecules using the given quantity:

1.51 x 10^24 NH₃ molecules / 6.02 x 10^23 molecules/mol = 2.51 mol of NH₃

Therefore, choice C) 2.51 mol is the correct answer.

How Many Moles of Ammonia Contain 1