Refer to the diagram showing how to electroplate an iron object identify the type of cell depicted in the diagram why is an external power source needed for the chemical change to occur in the cell write the half reaction that occurs at the cathode of the cell explain your answer

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

What occurs when a cell engulfs large food particals