After the universe was created, what was formed? (Choose all that apply.)

Question 3 options:

time

space

matter

energy

A person's changes as he travels from the earth to space, but his __ __. remains the same. mass, helght welght, mass helght, weight mass, weight

Write balanced complete ionic equation for K2SO4 (aq) + CaI2 (aq) →CaSO4 (s) + KI (aq)

How would u figure the number of neutrons in an atom?

If the [H+] = 0.01 M, what is the pH of the solution, and is the solution a strong acid, weak acid, strong base, or weak base? 12, strong base 2, weak acid 12, weak base 2, strong acid

Which of the following gases will have the highest velocity at a given temperature? A.) Ne B.) O2 C.) He D.) Cl2

Which of the following determines the strength of the force and gravity between two objects? choose all that apply A) the speeds of the objects B) the masses of the objects C) the distance between the objects D) the volume of the objects

The opposite of vaporization

6.8. Liquid methyl ethyl ketone (MEK) is introduced into a vessel containing air. The system temperature is increased to 55°C, and the vessel contents reach equilibrium with some MEK remaining in the liquid state.

What is the pH of a solution that has a H + concentration equal to 1.7 x 10-5 M? 5.20 0.22 10.20 4.77

4 Compared to the energy and charge of the electrons in the first shell of a Be atom, the electrons in the second shell of this atom have (1) less energy and the same charge (2) less energy and a different charge (3) more energy and the same charge