Question 3 Consider the organic compound with the
formula (CH3)2 C = C(CH3)2
i) Determine the empirical formula of the
compound
ii) Calculate the percentage mass of
hydrogen in the compound​

Ibelieve the answer is d

You would be correct, boiling water does disinfect contamination.    the property of disinfecting means to kill  germs, bacteria and other pathogens or contamination  that might cause an infection or cause a person to become sickly. a couple methods of disinfecting are using soap, other cleaning supplies or by simply "boiling" the contaminate.  the reason why boiling water disinfects certain attributes is because some cells cannot survive the heat and pressure.