Question 2 Multiple Choice Worth 2 points) PLEASE HELP !!!
(01.03 MC)
Complete this sentence. If mass remains the same while the volume of a substance
the density of the substance will
decreases, decrease
increases, decrease
increases, stay the same
decreases, stay the same
Question 3 Multiple Choice Worth 2 points)
(01.03 LC)

Decrease

Explanation:

If mass remains the same while the volume of a substance increases, the density of the substance will decrease. The increase in the volume is called expansion, while the decrease in the volume is called contraction. The density measures how much matter (mass) there is in a given amount of space (volume).

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).