When mixing an acid with water which of the following must always be done

Explain why scientists use shared characteristics to make cladograms.

According to the diagram; a) identify the anode of the cell and write the half-reaction that occurs there b) write the overall equation for the reaction that occurs as the cell operates c) calculate the value of the standard cell potential ,e cell. d)write the shorthand notation of the cell above e)indicate the flow of the electrons on the diagram

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility