Is table salt a compound

Interpret the following equation for a chemical reaction using the coefficients given: H2 (g) + Cl2 (g) 2 HCl (g) On the particulate level: of H2 (g) reacts with of Cl2 (g) to form of HCl (g).

Calculate the kinetic energy of a 150 g baseball moving at a speed of 40. m/s (89 mph).

You are reporting the concentration of a solution formed by Dissolving a solid and a liquid Which is the best way to express the concentration of the solution

What would happen to the pressure if the volume were reduced to 0.5 l and the temperature increased to 260 ∘c?

What is the purpose of subscripts in chemical formulas A. So the chemist can multiply the chemical formula by that number B. To let the chemist know that the element is a noble gas C. To indicate that the element has isotope D.

In an experiment to test a new drug's effectiveness, one group is given a larger dosage than is typically prescribed, and a second group is given a smaller dosage than is typically prescribed.

Waves move out through the ground from the source of an earthquake. True or false

The 14C content of a wooden harpoon handle found in the remains of an Inuit encampment in western Alaska is 61.9% of the 14C content of the same type of wood from a recently cut tree. How old is the harpoon?

What are the uses of crude oil?

Chemical formula for urea?