Question

Question 5 How many grams of Hydrogen will be created from 5 moles of Aluminum? 2 Al + 3 H2SO4 – Al2(SO4)3 + 3H2​

Answer 1

Solution given:

2 Al + 3 H2SO4 – Al2(SO4)3 + 3H2

2mole +3mole. --- 1 mole + 3 mole

27×2g. +3×98g-------- 342,g. + 6g

we have

2 mole of Al gives. 6g of h2

5 moles of Al gives 6/2×5=15g of hydrogen

15 g is your answer