Which quantum number describes the energy level of an electron?

Spin quantum number

Principal quantum number

Magnetic quantum number

Angular momentum quantum number

Which of the following properties is shared by gases and liquids? They have a definite shape. They consist of charged particles. Their particles vibrate in fixed positions. Their particles are arranged randomly.

The ion that has the same e - arrangement as Ar: A k+ B CL- C S2- D Ca2+ E all of these

The expression CaCO3 → CaO + CO2 is an example of a ... ?

What term represents a type of nuclear reaction

What is the density of the mass is 84 g and the volume is 34 ml?

The rate constant is found to be 3.9 x 10-5 M-1 s-1. Calculate the rate of formation of ozone when the concentration of oxygen atoms is 3.0 x 10-14 molar and the concentration of diatomic oxygen is 1.3 x 10-14 molar.

The element Oxygen, O, is an example of which of the following? Question 8 options: A compound B molecule C atom D mixture

The measurement 0.41006 gram, rounded to three significant figures, is expressed as

1. When adding strong base to a buffer, why can we assume the equilibrium value of the OH - is zero?

When acid (X) reacts with base (Y) to produce Mg3 (PO4) 2 - what are X and Y