Yeah, it would be B (1.2 x 102 m^3) because the measurement gave it away even though other numbers were higher, however, the measurements for those were smaller in size.
Explanation:
It is the heat required to change a gram of substance from a liquid to a gas.
First, you need to count copper mass in alloy.
Second, you have to make an equation an find x ( the copper mass must be added). The answer is: 13,5g pure copper
<span>whether the particles do not settle for an extended period of time</span>
it is a i believe: Bicarbonate and carbonic acid (A)