Pl help me with this question .Q3
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Please see ur Answer in the above pic
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Q = m×L
so L = Q/m =75000j /150g =500j/g
s=Q/mT
so Q= ms (T2 _T1)
=0.15 kg ×200×(800- (-50))
=30×850
=25500J
so L = Q/m =75000j /150g =500j/g
s=Q/mT
so Q= ms (T2 _T1)
=0.15 kg ×200×(800- (-50))
=30×850
=25500J
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