Can someone me!
a student pushes a 40-n block across the floor for a distance of 10 m. how much work was done to move the block?
a. 4 j
b. 40 j
c. 400 j
d. 4,000 j

answer: 802.3 kilo joules of energy represents 191.75 kilo calorie of energy.

explanation:

energy released during combustion of one mole methane = 802.3 kilo joules

if 1 kilo joule = 0.239006   kilo calorie

then ,802.3 kilo joule will be = 802.30.239006 kilo calorie

802.3 kilo joule = 191.75 kilo calorie

hence, the energy in kilo calorie is 191.75 kilo calorie.

the correct choice is a .

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