What mass of ice at 0°C is to be mixed to 10 litres of water at 40°C to get 20°C mixture?
A) 5 kg B) 10 kg C) 15 kg D) 20 kg
Answers
Answered by
0
Answer:
c 15gm
Explanation:
Correct option is
B
15 gram
Heat water can release =10×1×40
=400cal
Heat required by ice to melt =800cal[80×10]
∵ heat release is less than heat required
So, water left = ice melts + log of water
=
80
400
+10g
=15gm
Answered by
0
Answer:
A) 5 KG
Explanation:
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