Why can't elements be separated by chemical means?

What is the abreviation for carbon dioxide?

Methane and oxygen react to form carbon dioxide and water. what mass of water is formed if 3.2 g of methane reacts with 12.8 g of oxygen to produce 8.8 g of carbon dioxide?

A compound that would be most soluble in water would be: a. glucose b. cholesterol. c. a large protein. d. a triglyceride.

List five ways you use chemistry at home or school?

How many grams of the excess reactant remain after the limiting reactant is completely consumed? express your answer using two significant figures?

All of the following can be recycled except clothing aluminum cans compact fluorescent bulbs plastic drink bottles

Use Henry's law and the solubilities given below to calculate the total volume of nitrogen and oxygen gas that should bubble out of 1.0 L of water upon warming from 25 ∘C to 50 ∘C.

Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of water molecules are included in the solid structure.

When you light a fire place what energy transformation takes place

Correctly identify the generic formula for a synthesis reaction. a. AB + A+B b. A+B → AB c. CxHx + O2 → CO2 + H2O d. AB + C + AC + B e. AB + CD → AD + CB