Answer to Question #177024 in General Chemistry for Tiffany Sotomi

Question #177024

A voltaic cell is made of a Ga strip dipped into 1.00 M Ga(NO) and the SHE plus the other necessary cell components. After the cell has operated for several minutes, 0.450 L of H(g) at STP are generated. How many grams of Ga have been oxidized in this process? Assume there is 1.00 L of solution.


1
Expert's answer
2021-04-01T02:32:16-0400
"n(H_2) = 0.450L\/22.4(L\/mol) = 0.02 mol"

"m(Ga) = nM = 0.02*69.723\/1.5 = 0.92964 g"


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