Answer:
a
Explanation:
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Answer:
C
Explanation:
Conservation of mass states that mass cannot be created or destroyed. So both sides of the equation will have the same mass.
Answer:

Explanation:
Hello,
In this case, by-mass percent is computed in terms of the mass of the solute and the mass of the solvent as shown below:

Thus, solving for the mass of the solution, we obtain:

Regards.
Answer:
At temperatures below −78 °C, carbon dioxide changes directly from a gas to a white solid called dry ice through a process called deposition.
According to Gay-lussac’s law, if the temperature of a gas increases, then the the pressure ALSO INCREASES.