Convert 3.87 × 10^-1 in nutritional Cal to units of kj round your answer to 3 significant figures

Note: Reference the Conversion factors for non-SI units table for additional information.

To convert nutritional calories (Cal) to kilojoules (kJ), we can use the conversion factor 1 Cal = 4.184 kJ.

Therefore, we have:
3.87 × 10^-1 Cal * 4.184 kJ/1 Cal = 1.61508 kJ

Rounded to 3 significant figures, the answer is 1.62 kJ.