Answer
$9.5\times10^{4}\,J$
Work Step by Step
q= $m\times c\times\Delta T$
$=1.50\times10^{3}\,g\times(0.84\,J/g\cdot ^{\circ}C) \times(100-25)^{\circ}C$
$=9.5\times10^{4}\,J$
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