A. adding dilute acid
B. heating at a high temperature
C. reduction with CO
D. adding dilute NaOH(aq)
Correct Answer: Option B
B. heating at a high temperature
A. adding dilute acid
B. heating at a high temperature
C. reduction with CO
D. adding dilute NaOH(aq)
Correct Answer: Option B
B. heating at a high temperature
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