Classify each of the following as an element or a compound: HCI, CO2, Cl, Li, and H20

Chemical x has a mass of 5 grams, and chemical Y has a mass of 10 grams. If the two chemicals are mixed and a complete chemical reaction takes place, what is most likely the mass of this product?

In plentiful air, 3.0 parts of carbon react with 8.0 parts of oxygen to form carbon dioxide. how much carbon is required to produce 2200 g of carbon dioxide?

Which occurs as water moves from evaporation to condensation in the water cycle.

The table below gives some characteristics of element Y what is the identity of element Y

Which nonmetals in the atmosphere and their combinations are essential for life on earth

What is the name for CuCO3

Write out the stepwise ka reaction for the diprotic acid h2so3

A person can burn 550 Calories by running at a moderate pace for one hour. Calculate the number of Calories that would be burned if the person only ran for 22 minutes. (1 hr = 60 min) Write only the number (answer) with 3 sig. fig.

What color would I expect a solution of chromate ions to be after I add an excess of acids?

Is toasting marshmallows over a campfire a physical or chemical change?