If the [OH−] in a solution is 6.8×10−6M, what is the [H3O+]?

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll