A compound is made up of 28 g N, 24 g C, 48 g O, and 8 g H .What is the empirical formula? A) NCHO
B) N3CH4O4
C) N2C2H8O3
D) NCH3O2

While unproven, it uses facts to support part of a conclusion. it is still factual and has predictive power, however.

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.

The correct answer is c. orbital shape. "the angular momentum quantum number l describes the shape of an orbital. it corresponds to each orbital type, i.e. (0,1,2,−1)=(s,p,d,f,g,"