Which of the following oxides can dissolve in water to form a solution that would turn litmus indicator red in color?
a. mgo
b. k₂o
c. co₂
d. zno
e. h₂o

Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.

How will the emission of an alpha particle affect the atomic number of an atom

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