Explain how a catalyst affects the activation energy for a chemical reaction

In which principal energy level and sublevel is the unpaired electron that forms the covalent bond for Cl2?

If a 50.0 mL sample of gas exerts a pressure of 0.59 atm at 35.0 Celsius. What volume will the gas occupy at STP?

Listenwhich change in the h + ion concentration of an aqueous solution represents a decrease of one unit on the ph scale?

Make a good chain with arrows include these organisms white shark, bacteria, kelp, sun, sea urchin, otter

Which statement describes the transport of nutrients in nonvascular plants? Nutrients are absorbed from the environment and pass from cell to cell. Nutrients are absorbed from the environment and pass through the vascular tissues.

Which term refers to the number of molecules or atoms that participate as reactants in an elementary step in a chemical reaction? molecularity particulates reactants submolecular

Due to food scarcity in ancient times people had to spend

A group of the same species makes up a?

When the nonelectrolyte glucose is dissolved in water, the solution contains___.

Pure substance definition is?