Evan has a rock. The rock has a mass of 12g and a volume of 4cm3. What is the density of the rock?

3) Give the relative abundance of the two isotopes of nitrogen when N-14 hos o 14.0031 amu and N-15 has a mass of 15.0001 amu

Name three elements contained in blue vitriol

What are some physical properties of metals?

What is the name of the elements between the metals and non metals

The volume of a sample of a gas at 273 c is 200.0 l. if the volume is decreased to 100.0 l at constant pressure, what will be the new temperature of the gas?

What factor determines wether an acid is strong or weak?

A student prepared an unknown sample by making a dilute solution of the unknown sample. The dilute sample was prepared by adding 5.0 mL of the unknown sample to a 25.0 mL flask.

In which substance do the molecules have the strongest attractions to one another? a. sugar, a solid c. sulfuric acid, a liquid b. hydrogen, a gas d. water, a liquid

How to you separate kool-aid that's already dissolved in water? Their should only be 1 step

What is the world's biggest source of power after fossil fuels