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Chemistry
Chemistry
Problem
Identify which of the following substances can act as electrophiles: HBr,
Na
+
\text{Na}^+
Na
+
,
H
2
O
\text{H}_2\text{O}
H
2
O
,
OH
−
\text{OH}^-
OH
−
,
NO
2
+
\text{NO}_2^+
NO
2
+
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