Which electrons are represented by all of the dots?

A quantity of gas occupies a volume of 506 cm 3 at a temperature of 147 o C. Assuming the pressure stays constant, at what temperature will the volume of the gas be 604 cm 3?

How many subatomic particles would a neutal atom have if its atomic number was 23 and its mass number was 57?

Which among the following statements is FALSE? Group of answer choices None of the above A liquid has a definite volume; but it has no definite shape. A solid has a definite shape and a definite volume.

The majority of elements found in the periodic table can be classified as what

A ray at which angle would produce the most glare?

Which of the following is a type of electromagnetic radiation? a. Electrons b. Neutrons C. Electromagnetic waves d. Helium nuclei

Which formula can represent hydrogen ions in an aqueous solution? OH - (aq) Hg2^2 + (aq) H30 + (aq) NH + (aq)

A gas has a temperature of 14 degrees C and volume of 4.5 liters. If the temperature is raised to 29 degrees C and the pressure is not changed, what is the new volume of the gas? .

How much heat is needed to raise the temperature of 50.0 g of water from 4.5 ⁰C to 83.0 ⁰C?

How does temperature affect the rate of a reaction? A. Increasing the temperature decreases the potential energy of the reactants. B. Increasing the temperature gives the molecules more kigetic energy C.