Answer:
C. density
Explanation:
Density has to do with weight. Hen you pick up the Styrofoam model, you would notice how much more light it is opposed to the granite model.
Answer:
waste gas he should use algae
Density =mass /volume
Volume =1800÷0.79
= 2278.481ml
If it's turning from a gas to a liquid it is cooling, but if it's going from a liquid to a gas, or melting point, it will heat up.
Answer:
Sulphur
Explanation:
as sulphur is also belongs to VI-A group so its donate 2 electron and gained -2 charged