What is the source of an alkane if it's molar mass is $240 \mathrm{~g} \mathrm{~mol}^{-1}$ and the…
What is the source of an alkane if it's molar mass is $240 \mathrm{~g} \mathrm{~mol}^{-1}$ and the percentage by mass of hydrogen is $15 \%$ ?
Gasoline
Diesel
Petrol
Coatings on green leaves
Solution
Diesel has $\%$ by mass of hydrogen as $15\%$
17. $\mathrm{P}_{4} \mathrm{O}_{10}$, reacts with water to produce phosphoric acid.
$\mathrm{P}_{4} \mathrm{O}_{10}+6 \mathrm{H}_{2} \mathrm{O} \rightarrow 4 \mathrm{H}_{3} \mathrm{PO}_{5}$