Which of the following is a compound?

a. air

b. soda

c. sterling silver

d. water

How is electronegative related to covalent bonding?

Describe the best way Ryan can increase the rate of dissolving of lead (II) chloride in a solution. A) Increase the temperature of the water. B) Increase the concentration of the salt. C) Increase the particle size of the solute.

A chemist reported that 100 gallons of gas were available in a laboratory which property of the gas to the chemist report? A. Length B. Mass C. Temperature D. Volume

A mixture was found to contain 1.05g of sio2, 0.69g of cellulose, and 1.82g of calcium carbonate, what percentage of calcium carbonate is in the mixture

86.1 g of nitrogen reacts with lithium, how many grams of lithium will react?

You are given a clear solution of KNO3. Using 3-4 sentences explain how you would determine if the solution is unsaturated, saturated, or supersaturated

Which element combination (s) would result in electrons being shared? [] sodium (Na) and oxygen (O) [] carbon (C) and fluorine (F) [] oxygen (O) and hydrogen (H) [] aluminum (Al) and chlorine (Cl)

If you start with 4 moles of iron and 3 moles of oxygen to produce iron oxide, what is the limiting reagent? (You will need to balance the equation first.) Fe + O2 - > Fe2O3

Is burning wood a physical change

A gas is located inside a closed container. if the gas is allowed to occupy more volume inside the container, what will happen to the pressure? (note: there is no gas added to the container.)