Assertion (A) : CaO + H2O → Ca(OH)2 is a chemical change.
Assertion (A) : CaO + H2O → Ca(OH)2 is a chemical change.
Reason (R) : The original substance does not loss their characteristic properties in chemical change.
A) Both ‘A’ and ‘R’ are correct and ‘R’ supports ‘A’.
B) Both ‘A’ and ‘R’ are correct but ‘R’ does not support ‘A’.
C) ‘A’ is correct but ‘R’ is incorrect.
D) Both ‘A’ and ‘R’ are incorrect.
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