True or false. Steel is an example of a pure substance because it is made up of two different metals melted together.

Ionic compounds are also known as salts valence organic elements

Why is a liquid able to flow

Which of the following is not a rock? a. granite b. shale c. marble d. diamond

7. You dissolve 15 g of NaCl in 400 mL of water, then mix 100 mL of 1.0 MNaCl in with the solution you made. What is the resulting concentration?

Find the molarity of a solution that has 25.5 g kbr dissolved in 1.75 l of solution

Is burning wood a physical change

A gas is located inside a closed container. if the gas is allowed to occupy more volume inside the container, what will happen to the pressure? (note: there is no gas added to the container.)

An open-end manometer containing mercury was connected to a vessel holding a gas at a pressure of 767 torr. The atmospheric pressure was 724 torr. What is the difference in the heights of the mercury, expressed in cm?

When does raising the temperature of a gas increase its pressure? A. temperature B. volume C. number of particles D. pressure

Hexyne. What does the name of this hydrocarbon tell you about its molecular structure?