E0 = E0R-E0(H/H2) = E0R. When a standard electrode potential is measured the electrode is connected to the positive terminal of the voltmeter and the standard hydrogen electrode is connected to the negative terminal of the voltmeter.hen a standard electrode potential is measured the electrode is connected to the positive terminal of the voltmeter and the standard hydrogen electrode is connected to the negative terminal of the voltmeter.
Cat plays a trick on Sam with twins so Sam gets revenge by using her twin, Melanie to come to Los Angeles to trick Cat. Read more... Cat Valentine is a main character in Sam & Cat portrayed by Ariana Grande. Caterina Cat Valentine is one of the title characters of Sam & Cat alongside, Sam Puckett. She is a continued character from Victorious.
Gieux Merr, better known as Goomer, is a recurring character in Sam & Cat. He is portrayed by Zoran Korach. Goomer is a bit of a strange character. Although his ID reads that he is 27 years old from Louisiana, he acts like someone much younger.