Stiind ca ciocolata contine   7% proteine,30% lipide si 50% glucide ,calculati valoarea energetica a unei tablete de 100 g  ciocolata

Răspuns :

7%proteine=>100g ciocolata =7g proteine
30%lipide=>100g ciocolata= 30glucide
50%glucide=>100g ciocolata=50g glucide
7ori4.1=28.7
30ori9.3=279
50ori4.1=205
Adunandu-le obit 512.7 kcal si se mai noteaza W