What type of element is chlorine?

metal.

alkaline earth metal.

halogen.

inner transition metal.

What happens if you drink too much.

How can two different atoms have the same mass numbet

An unknown compound has the following chemical formula: Mg_xCl_2 where x stands for a whole number. Measurements also show that a certain sample of the unknown compound contains 6.80 mol of magnesium and 13.56 mol of chlorine.

Assign oxidation numbers to each element in this compound. NO N = O =

A certain chemical reaction occurs and the temperature of the products are warmer than the reactants. Based on this, which is true? Select all that apply. A: The enthalpy is negative. B: this reaction is endothermic.

If 5.1 l of antifreeze solution (specific gravity = 0.80) is added to 3.8 l of water to make a 8.9 l mixture, what is the specific gravity of the mixture?

You have 1 L of soda your class can hold 400 ML of soda how many glass of the soda can you get out of one L

Condensation requires? a) the removal of energy b) the absorption of energy. c) no energy change.

What is the species that determines the ph of a solution?

Echoderms contain a what similar to the kind that vertebrates have