Quick lime reacts vigorously with water releasing a large amount of heat. Which type of reaction is this ?
1) Precipitation reaction
2) Combination reaction
3) Decomposition reaction
4) Exothermic reaction
A) 1, 2
B) 2, 3
C) 2, 4
D) 4
Answered Feb 05, 2023
Correct option is C) 2, 4
Correct option is B) HCZ
Correct option is B) 1 calorie
Correct option is C) c,d
Mass (m) = 2 kg = 2 × 103 g. latent heat of fusion for ice (L) = 80 cal/g. To find: Heat energy (Q) Formula: Q = mL From formula, Q = 2 × 103 ×...
Correct option is A) Q = mL
Correct option is A) 3, 500 cal
(D) Carbon dioxide
(C) Transpiration
B) Exothermic reaction
Correct Answer - 19
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