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.
The Nickelodeon sitcom iCarly centers on Carly Shay, who creates her own web show with her best friends Sam and Freddie. The series stars Miranda Cosgrove as Carly, Jennette McCurdy as Sam, Nathan Kress as Freddie, Jerry Trainor as Spencer, and Noah Munck as Gibby. The series was created by Dan Schneider, who also serves as executive producer.