Which chemical equation is balanced? A. K2O + H2O -> KOH B. K2O + H2O -> 2KOH C. K2O + 2H2O -> 2KOH D. 2K2O + 2H2O -> 2KOH

Question

asked Feb 8, 2020 45.7k views

2 Answers

Ashley Alvarado · Answer 1 · 2020-02-08T21:00:56+0000

B. K2O + H2O -> 2KOH

Step-by-step explanation

for the first one:

left side right side

kk k

oo o

hh h

for the second one:

left side right side

kk kk

oo oo

hh hh

for the third one:

left side right side

kk kk

ooo oo

hhhh hh

for the fourth one:

left side right side

kkkk kk

oooo oo

hhhh hh