The following reaction occurs in an electrochemical cell. Sn2++ Pb → Pb2++ Sn
What type of electrochemical cell is it, and which metal reacts at the cathode?
O electrolytic; tin
O electrolytic; lead
voltaic; tin
voltaic; lead

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

The graph indicates the running route for tobias. which best describes his run? from time 0 to 6, he went fast and then slowed down. from time 6 to 10, he was at his slowest. from time 12 to 14, he went very slow. from time 14 to 18, he went toward the starting point.

Is it safe to take 450mg of diphenhydramine hydrochloride?