2. Two reactants combine to form a product in the reaction A+B → C. The rate of the reaction depends on the concentrations of both reactants squared (rate = k[A]?[B]). What's
the total reaction order of this reaction?
O A. 2
B. 3
ООО
C. 1
D. 4

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?