j122223 j122223

12-11-2021
Chemistry

contestada

Pls help asap I’ll give brainiest

Pls help asap Ill give brainiest class=

Respuesta :

iamyears1 iamyears1

14-11-2021

Answer:

2,1,2

Explanation:

2H2 + (1)O2 -->2H2O

on the left:

H= 2×2=4

O=2

on the right:

H= 2×2=4

O=2

both sides are equal so it's 2,1,2

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