Consider a 2 by 2 matrix with first row 2, A and second row B, 3, where A and B are integers. How many different combinations exist of the values of A and B so that the matrix is singular?

W) 4

X) 6

Y) 8

Z) 10
Y) 815) Chemistry - Short AnswerIdentifify all of the following three statements regarding galvanic cells that are true: 1) The anode is the site of oxidation; 2) A salt bridge or semipermeable membrane is required to complete the circuit; 3) Batteries consist of multiple galvanic cells connected in a series.