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9 grade science

What’s the difference between Q (amount of heat energy) and delta Q? I’ve read some books according to which they’re the same thing.

Profile image of Ayesha Faheem
11 Years agoGrade
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1 Answer

Profile image of Utkarsh Shukla
ApprovedApproved Tutor Answer11 Years ago
See, Q means amount of heat energy, while ∂Q means the change in the amount of heat energy. For example,
if Q1=10J and Q2=13J, then
∂Q=Q2-Q1=13J-10J=3J