What mass of sodium hydroxide is needed to make 12.5 L of a 0.150M solution? a) 1.88g
b) 40.0g
c) 75.0g
d) 83.0g

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