Science, asked by Anonymous, 10 months ago

please help guys!tomorrow is my exam.

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Answered by Anonymous

0

Answer:

1 nao2

2 it would be cu+feso4

Answered by varun1369

0

Answer:

$4na \: + o2 = 2 \: na2o$
$fe \: + cuso4 = feso4 \: + cu$
$2k \: + 2h2o \: = 2koh \: + h2$
$2al \: + 6hcl \: = 2alcl3 \: + 3h2$
$mgo \: + 2h2o \: = mg(oh)2 \: + h2o$

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