Question

If 1 calorie = 4.18 kj, how many kj of energy can be released by an apple containing 125 Cal?

Answer 1

so for 125 calorie 
125x4.18
522.5

Answer 2

Answer:

522.2kJ

Explanation:

Hello,

In this case, based on the given conversion data, we apply the following proportional factor to obtain the corresponding energy in kJ:

$125cal*\frac{4.18kJ}{1cal}=522.2kJ$

Best regards.