How does the length of a lunar month compare to the average length of a month in a standard 365-day calendar?

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next

How many moles are in 123.0 grams of kclo4?