Answer:
\(E = 13.6 kJ\)
Explanation:
As we know that
1 cal = 4.18 J
\(1 kcal = 10^3 cal\)
so we have
\(1 kcal = 10^3 \times 4.18 J\)
now we have total energy in k cal unit given as
\(E = 3.25 kcal\)
\(E = 3.25 \times 4.18 \times 10^3\)
\(E = 13585 J\)
\(E = 13.6 kJ\)
