3. Which of the following is the formula determining Water equivalent of calorimeter?
W = (m1 (t2-t3)/(t3-t1)) - m2
W = (m1 (t2-t3)/(t3-t1))
W = (t2-t3)/(t3-t1)) - m2
W) = (m2 (t2-t3)/(t3-t1)) - m1
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