Which of the following is a source of chemical energy commonly used by humans? A. water flowing in a river B. a bicycle C. a sandwich D. turning on a lightswitch

Sulfurous acid is a polyprotic acid. Write balanced chemical equations for the sequence of reactions that sulfurous acid can undergo when it's dissolved in water.

According to Le Châtelier's principle, how will an increase in pressure affect a gaseous equilibrium system?

4. The vet instructed Manuel to give his dog. 5 milligrams of medication per 1 kilogram of the dogs weight. His dog weighs 12 kilograms. How much total medication should the dog have?

When two fluorine atoms bond together in F2, what type of covalent bond do they form?

What is the substance called that is being dissolved in a solution? concentrator solute mixture solvent What is the substance called that dissolves the other substance in a solution? mixture solvent solute concentrator

To what volume should you dilute 70 mL of a 10.0 MH2SO4 solution to obtain a 1.70 MH2SO4 solution?

Which agents cause both chemical and physical weathering

Which gas is both colorless and odorless?

What is the correct formula for potassium sulfite

Give 2 examples of force pairs that occur when you clean your room?