Compute the answers for this fish tank containing water. If a fish is dropped into this tank and 15 mL of water is displaced (overflows), what is the volume of the fish? 150 cm 3 1.5 cm 3 15 cm 3

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

What reaction is taking place? 02 + c3h8 = h20 + co2

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.