4 A given compound is analyzed and found to contain only C, H and O. When a 3.750 g sample of
this compound is completely combusted in the presence of excess oxygen, the reaction yields
10.05 g of carbon dioxide and 2.47 g of water. What is the empirical formula of this compound?
a) C2H5O
b) C4H405
c) CH3O2
d) C5H60

Which statement explains which component is likely to be more powerful in explaining a scientific phenomenon? a) component c, because a theory is often passed on possibility and not certainty b) component d, because a hypothesis is often based on possibility not certainty c) component c, because the ability to explain several occurrences in the natural world is a characteristic of a hypothesis d) component d, because the ability to explain several occurrences in the natural world is a characteristic of a theory