Vaporisation is a physical change because it is the change of state form from a liquid to a gas. Because vaporisation just changes the state of the substance and does not change the substance into a whole new one, it is a physical change
Answer:
True
Explanation:
Thermal expansion is the increase of volume due to increase in tempature so this statement would in fact be correct. Have a fantastic day!
Answer : The number of moles of solute is, 0.0788 moles.
Explanation : Given,
Molarity = 0.225 M
Volume of solution = 0.350 L
Formula used:
Now put all the given values in this formula, we get:
Therefore, the number of moles of solute is, 0.0788 moles.