Question

how is a chemistry calorie (cal) different from a food calorie (cal)? 1 cal = kcal = cal

Explanation:

Step1: Recall calorie - unit conversion

In the context of food and energy units, 1 food Calorie (Cal) is equal to 1 kilocalorie (kcal).
1 Cal = 1 kcal

Step2: Recall kcal - cal conversion

Since 1 kilocalorie (kcal) is equal to 1000 calories (cal), 1 kcal = 1000 cal.

Answer:

1; 1000