Which of the following is a balanced equation?? Thanks for all that you do for me?

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Which of the following is a balanced equation?? Thanks for all that you do for me?

A. 2 Na (cr) + 2 H2O (1) --> 2 NaOH (aq) + H2 (g)
B. Na (cr) + 2 H2O (1) --> 2 NaOH (aq) + H2 (g)
C. 2 Na (cr) + 2 H2O (1) --> 2 Na OH (aq) + 2 H2 (g)

2006-11-09 05:23:23 · 4 answers · asked by cetinnovations 1 in Science & Mathematics ➔ Chemistry

4 answers

Count up the Na, H and O atoms each side.
You will find that only in the first one do you have two of each of Na and O, and 4 of H.

2006-11-09 05:26:35 · answer #1 · answered by Gervald F 7 · 0⤊ 0⤋

This one is balanced:

A. 2 Na (cr) + 2 H2O (1) --> 2 NaOH (aq) + H2 (g)

2006-11-09 05:35:57 · answer #2 · answered by Dr. J. 6 · 0⤊ 0⤋

first equation A is a balanced one

2006-11-09 06:09:12 · answer #3 · answered by source_of_love_69 3 · 0⤊ 0⤋

option a is correct

2006-11-09 05:25:57 · answer #4 · answered by sg 1 · 0⤊ 0⤋