Matambudziko nemhinduro zvemuchina zvinoenzana nekupisa

1. 2 kcal (kilogiramu c macalorie e ) = ….. c macalorie e?

mhinduro

1 kcal = 1000 kcal

2 kcal = 2 (1000 c macalorie e ) = 2000 c macalorie e

2. 4 C calorie e = ….. c calorie e?

mhinduro

1 Calori e ( a Capital C ) = 1 kcal = 1000 calori e

4 C calorie e = 4 (1000 c calorie e ) = 4000 c calorie e

3. 10 c calorie e = ….. Joule?

mhinduro

1 macalorie e = 4.186 Joules

10 c macalorie e = 10 (4.186 Joules) = 41.86 Joules

[irp]

4. 5 kcal = ….. Joule ?

mhinduro

1 kcal = 1000 c alorie = 4186 Joules

5 kcal = 5 (4186 Joules) = 20930 Joules

5. Majoules 2000 = ….. k cal?

mhinduro

4186 Joules = 1 kcal

8372 Joules = 8372 / 4186 = 2 kcal

2000 Joules = 2000 / 4186 = 0.4777 kcal

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Matambudziko nemhinduro zvemuchina zvinoenderana nekupisa