A sample of hydrogen gas has a volume of 4.4L at a pressure of 800torr. if the pressure in decreased to 400 torr, what will be the new volume

Sodium (na), atomic number 11, has a tendency to lose an electron in the presence of chlorine. after losing the electron, na will have ___ protons in its nucleus

A mixture of two or more kinds of molecules, evenly dispersed would be a (n)

An enzyme is a special kind of catalyst that works to a. speed up a specific biochemical reaction. b. break down chemical elements. c. slow down a chemical reaction. d. maintain the correct temperature for a reaction.

The length of the grassy park where the ant lives is 1 kilometer how much longer than the ant is the park?

As you increase the temperature of a solute it's solubility

The diagram to the right shows energy for two reactions, A and B. Which reaction has the higher Gpx?

To be considered a source of water pollution, the source must include a chemical.

2,000 kJ worth of heat is absorbs by each of the following objects. Which object will experience the smallest temperature change

How are real gases different from ideal gases?

Which one doesnt belong in the list below? A. a meter B. one liter C. One centimeter D. one kilometer