Answer :
To convert 143 kilocalories (kcal) to kilojoules (kJ), you need to use the conversion factor between these two units of energy. Here's a step-by-step solution:
1. Understand the conversion relationship:
- 1 kilocalorie (kcal) is equivalent to 4.184 kilojoules (kJ).
2. Apply the conversion factor to the given energy value:
- You are converting 143 kcal to kJ, so you multiply 143 by the conversion factor 4.184.
3. Perform the calculation:
[tex]\[
143 \, \text{kcal} \times 4.184 \, \frac{\text{kJ}}{\text{kcal}} = 598.312 \, \text{kJ}
\][/tex]
So, 143 kilocalories is equal to 598.312 kilojoules.
1. Understand the conversion relationship:
- 1 kilocalorie (kcal) is equivalent to 4.184 kilojoules (kJ).
2. Apply the conversion factor to the given energy value:
- You are converting 143 kcal to kJ, so you multiply 143 by the conversion factor 4.184.
3. Perform the calculation:
[tex]\[
143 \, \text{kcal} \times 4.184 \, \frac{\text{kJ}}{\text{kcal}} = 598.312 \, \text{kJ}
\][/tex]
So, 143 kilocalories is equal to 598.312 kilojoules.
