9.2 x 10⁴ mol Ar (39.95g) =

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  the mississippians were considered to be  horticulturalists, which means they were

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

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm