1. Balance the following chemical reaction in acidic conditions using the lowest

Question

1. Balance the following chemical reaction in acidic conditions using the lowest possible whole number coefficients.
(Enter coefficients for one and zero. Blanks will be marked incorrect.)

Unbalanced Reaction:

BiO+(aq) + Au(s) Bi(s) + Au(OH)3(aq)

Balanced Reaction:

( )BiO+(aq) + ( ) Au(s) + () H2O(l) + ()OH(aq) + () H+(aq) ()Bi(s) + ()Au(OH)3(aq) + () H2O(l) + () OH(aq) + ()H+(aq)

2. Balance the following chemical reaction in basic conditions using the lowest possible whole number coefficients.
(Enter coefficients for one and zero- blanks will be marked incorrect.)

Unbalanced Reaction:

Hg2O(aq) + N2O4(g) Hg(l) + NO3(aq)

Balanced Reaction:

() Hg2O(aq) + () N2O4(g) +() H2O(l) + () OH(aq) + () H+(aq) ()Hg(l) + () NO3(aq) + ()H2O(l) + ()OH(aq) + ()H+(aq)

Explanation / Answer

Ans 1

Balanced equation

( 1 )BiO+(aq) + (1 ) Au(s) + (2) H2O(l) + (0)OH(aq) + (0) H+(aq) (1)Bi(s) + (1)Au(OH)3(aq) + (0) H2O(l) + (0) OH(aq) + (1)H+(aq)

Ans 2

Balanced Reaction:

(1) Hg2O(aq) + (1) N2O4(g) +(0) H2O(l) + (2) OH(aq) + (0) H+(aq) (2)Hg(l) + (2) NO3(aq) + (1)H2O(l) + (0)OH(aq) + (0)H+(aq)

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