(4) The distance from Durgapur to Delhi is 1300km.A train travels at an average speed
20m/sec. How much time would it take to travel from Delhi to Durgapur?
(2
Q5) Classify the following reactions into different types, giving reasons:
i) NHACI heat NH3 + HCI
(2
ii) Ca (OH)2 + HCI
CaCl2 + H2O
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