why is this a single replacement reaction

by ilovephysics0
Tags: reaction, replacement, single
ilovephysics0 is offline
Dec2-12, 10:27 PM
P: 9
the equation from my textbook: 2k+2H2O yields 2KOH+H2 why? I thought that such reactions are when one element swaps with another but in this case, there is an extra H2
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AGNuke is offline
Dec3-12, 12:40 AM
P: 415
Quote Quote by ilovephysics0 View Post
such reactions are when one element or ion swaps with another
Borek is offline
Dec3-12, 03:03 AM
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P: 22,683
Look at water molecule - what is swapped with what?

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