Mathematics
Senior High
(11)教えてください🙇♀️
a = c
7 b = 30
(10) (
H
a
4
2) A+ (
(11) Cu + (
2
4) HNO3
b B
) HC
2) AlCl3
C
Cu(NO3)2 + (
CI
6
(
3 ) H₂
d
25=2
3
2. ) NO₂+ ( 2 ) H₂O
d
2
2b + 4 =
b= 9
25=
b
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