Question

Here is a balanced equation. Use it to answer the questions below.

2Pb(NO3)2 ---> 2PbO + 4NO2 + O2

(i) How many moles of nitrogen dioxide would you be able to get from 2 moles of lead(ll)nitrate?

(ii) How many moles of oxygen would you be able to get from 1 mole of lead (ll) nitrate?

(iii) What mass of PbO could be obtained from 200g of Pb(NO3)2?

(iv) If 130g of PbO are actually obtained when the experiment is done in the laboratory, what is the percentage yield?

Answer 1