Question

Calculate the number of moles and molecules of urea present in 7.5 g of urea?​

Answer 1

Answer:

The number 6.022×1023 is known as Avogadro's number. Thus, the number of moles of urea present in 5.6 g of urea are 0.0933 mol. Thus, 0.0933 mol urea contains 0.3732 mol of hydrogen.

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