Question

@rushwr

Answer 1

\[H ^{+}+Cr_{2}O_{7}^{2-} + Fe ^{2+} --> Cr ^{3+} + Fe ^{3+} + H_{2}O\]

Answer 2

When the following equation above is balanced what is the coefficient for Fe^2+ (aq)?

A.9
B.6
C.3
D.1

Answer 3

Hold up I'm in a call ... ^-^

Answer 4

OK

Answer 5

is it 6? Sorry I'm in the call. But I think I got tht ! 6

Answer 6

split the reaction into its half-reactions, balance them, and combine them again

Answer 7

@JFraser What did u get for this !!!! I think he probably knows this answer. This is for fun I guess. Cuz we do a lot of fun quizzes :)