Amixture of ar, he, and o2 has a total pressure of 1,015 kpa, and partial pressures of argon and helium of 152 kpa and 305 kpa, respectively. what is the partial pressure of oxygen in this mixture?

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

Label a-f based on the table using c for concentrated and d for dilute

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?