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.
Movie Info. Billy Crudup plays Sam, a former high-profile advertising executive whose life is torn apart by the sudden death of his son. Living off the grid on a docked sailboat, he wastes away his days while drowning his pain in alcohol. When Sam discovers a box filled with his son's demo tapes and lyrics, his own child's musical talent is a revelation for him, a grieving father who felt he'd been absent from his son's life.