Question

What mass of oxygen will react with 10.5g of ethane according to the following reaction?

Answer 1

For every question, you simply have to use the molar ratio method.

First find the mole of one substance using the formula, Moles=Mass/Mr.

Now compare them and find the moles of the substance whose mass you need using molar ratio. Use the formula written above to find the theoretical Mass required for reaction.

Answer 2

First find the mole of one substance using the formula, Moles=Mass/Mr.

Now compare them and find the moles of the substance whose mass you need using molar ratio. Use the formula written above to find the theoretical Mass required for reaction.