Which are true statements?

Check all that apply.

A. Moles are counted in kilograms.

B. A mole always weighs 6.02 * 1023 g.

C. The mass of 1 mol is the same as the atomic mass in grams.

D. Avogadro's number is 6.02 * 1023.

Could volume by displacement be used to determine the volume of a lump of rock salt? Explain would be nice

Danielle has blonde hair. Her mother has blonde hair and her father has brown. Which explains how danielle inherited her hair color

What causes gas particles to collide with the walls of their containers?

For the reaction 2Co3 + (aq) + 2Cl - (aq) →2Co2 + (aq) + Cl2 (g). E∘=0.483 V what is the cell potential at 25 ∘C if the concentrations are [Co3+] = 0.190 M, [Co2+] = 0.205 M, and [Cl-] = 0.144 M, and the pressure of Cl2 is PCl2 = 7.30 atm?

What unit is known as hydronium ion?

Which of the following is the largest volume? 1.2 x 101 m3 1.2 x 108 cm3 2.0 x 104 dm3 1.2 x 108 mm3

Many substances can go through physical and chemical changes. Which of the following is an example of a physical change?

Which contains more molecules: a mole of hydrogen or a mole of chlorine

How are sex chromosomes different from other chromosomes

If we place the like poles of two magnets facing each other what will happen? A. Nothing B. They will both become negative. C. They will attract each other. D. They will repel each other.