CH4 + 2 02 - CO2 + 2 H20

How many moles of carbon dioxide are produced from the combustion of 110 g of CH4?

Batteries involve the flow of electricity from one metal to another. What happens to these metals to cause the batteries to, eventually, stop working?

If a sample of CO gas at 1.977 atm has a volume of 517.4 mL and the pressure is changed to 3.063 atm, then what will be the new volume of the CO gas, in milliliters?

If 30.0 ml of a 0.500 m koh solution are needed to neutralize 10.0 ml of hcl of unknown concentration, what is the molarity of the hcl

What is true of all cases of asexual reproduction

A? Such as tearing paper or melting chocolate does not change the identity of the substance

What do igneous rocks form from? (20pts!)

A gas at STP has a volume of 1.0 liter. If the pressure is doubled and the temperature remains constant, the new volume of the gas will be ... ?

Combustion analysis of toluene, a common organic solvent, gives 8.20 mg of co2 and 1.92 mg of h2o. if the compound contains only carbon and hydrogen, what is its empirical formula?

Why does the moon have phases? What are the four main phases of the moon? How long does it take to change from one to another?

How many atoms are in 1/2 mole of calcium