68. What volume of 0.200 M potassium hydroxide should be what volume of 0.200 M potassium hydroxide should be added to 300. mL of 0.150 M propanoic acid (C2H5COOH) to obtain a solution with a pH of 5.252 [Ka,(CH3COOH) = 1.34 x 10^-5]

5. how can you decrease the pressure of a gas in a container without changing the volume of the gas?

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o

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