4. consider the reaction a + b → products from the following data obtained at a certain temperature, determine the order of the reaction and calculate the rate constant: (5 points) [a] (m) [b] (m) rate (m/s) 1.50 1.50 3.20 × 10-1 1.50 2.50 3.20 × 10-1 3.00 1.50 6.40 × 10-1

The p sub shell can hold up to 8 electrons in an atom. true or false?

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%

When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule