How many moles is 362.8 g C5H12?

How to assign oxidation and reduction numbers

Which of the following statements is (are) true? Correct the false statement (s). When a reactant is added to a system at equilibrium at a given temperature, the reaction will shift right to reestablish equilibrium.

11. Which of the following accurately describes properties of valence? A. Nonmetallic elements tend to have a positive valence and tend to be electron borrowers. B.

Molecules are the smallest units of matter with the characteristic properties of a substance. a. True b. False

When substances go through chemical changes, which of the following will always happen?

AIDS is caused by?

In 1928, 47.5 g of a new element was isolated from 660 kg of the ore molybdenite. the percent by mass of this element in the ore was:

What does the direction and length of velocity vector indicate

An aqueous solution of licl is 34.0 % licl. what mass of water is present in 250.0 g of the solution? (density of water is 1.00 g/ml) (solution contains only licl and water.)

Which of the following is an example of an ionic compound Table Salt Diamonds Ice Helium Copper wire