Asked by TayB

How many calories are in a food that contains
.100 grams of CHO
. 20 grams of protein
. 20 grams of fat


What percentage of the total calories comes from:
. CHO
.Protein
.Fat
Answered by DrBob222
All information that follows is based on FOOD calories (which really are kilocalories).
CH2O contains 4 cal/gram
protein contains 4 cal/gram
fat contains 9 cal/gram
so (100*4)+(20*4)+(20*9) = ?

%CH2O = [(100*4)/total]*100 = ?
same format for protein and fat.
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