PLEASE HELP WILL MARK BRAINLY
1. If a cube has 2cm sides and a mass of 10 g, what would it's density be?
A. 0.8 g/cm3
B. 1.25 kg
C. 1.25g/cm3
D. None of the above

2.If a cube has sides of 1.5 cm, and a mass of 15 g, would it float or sink in water?
A. float
B. Sink

3. A material with a melting point of 25C would be a solid at 15C?
A. True
B. False

4. A material with a Chemical Symbol of CO is an element.
A. True
B. False