Question

9Be is used in the production of Fast neutrons How many neutrons are present in 0.09g of 9Be

Answer 1

Answer:

3.011 * 10^22

Explanation:

Number of mole of 9Be = 0.09/9 = 0.01 moles

Number of protons in on 9Be atom = 5

Total Number of protons = 5 * 0.01 * 6.022 * 10^23 = 3.011 * 10^22