If you have a mineral sample with a volume of 40 ml and a mass of 200 grams what is the density

A hydronium ion is a hydrated hydrogen ion

At a certain temperature, 0.4011 mol of N2 and 1.621 mol of H2 are placed in a 3.50 L container. N2 (g) + 3H2 (g) ↽--⇀2NH3 (g) At equilibrium, 0.1001 mol of N2 is present. Calculate the equilibrium constant, Kc.

True or False It is impossible for a virus to cause cancer.

Why do the planets keep orbiting the sun

Find the mass of 1.112 moles HF?

How many moles of hydrogen would be required to produce 5.0 mol of water?

What is the biggest difference between an exothermic and endothermic process? A. The direction of energy flow. B. The amount of energy transferred. C. The type of energy being transferred. D. The speed with which energy is transferred.

The mass of 1 mol of chromium (atomic mass 51.996 amu) is

Which of the following elements will tend to form a cation? A. Oxygen B. Nitrogen C. Sulfur D. Lead E. All of the Above

Is pure orange juice a solution or a suspension