Which of the following is the most acidic?
a. bleach (ph = 13)
b. baking soda (ph = 9)
c. vinegar (ph = 3)
d. coffee (ph = 5)

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

Define a is a tiny pavket of energy

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !