If equilibrium concentrations of nh4 and oh- are each 2 x 10^-3 m and the concentration of nh3 is 0.2 m, what is kb for ammonia?

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

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Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%