42 Joules to Calories

Convert 42 joules (J) to calories (cal) with formulas, examples, and conversion tables.

J
cal
42 J = 10.0382 cal
Full precision:10.0382 cal
Step-by-Step Solution

To convert 42 joules to calories, we divide by 4.184 because one calorie equals exactly 4.184 joules.

1 calorie = 4.184 joules

Since there are 4.184 joules in every calorie, we divide our value by this factor:

42 ÷ 4.184 = 10.0382 calories

So 42 joules = 10.0382 calories.

Quick check: 10.0382 × 4.184 = 42 joules

Joules to Calories Conversion Table

JoulesCalories
1 J0.23901 cal
2 J0.47801 cal
3 J0.71702 cal
4 J0.95602 cal
5 J1.195 cal
10 J2.3901 cal
20 J4.7801 cal
42 J10.0382 cal
50 J11.9503 cal
100 J23.9006 cal

42 Joules in Other Units

Unit42 J =
Joules to Kilojoules0.042 kJ
Joules to Megajoules0.000042 MJ
Joules to Gigajoules4.2e-8 GJ
Joules to Watt-hours0.011667 Wh
Joules to Kilowatt-hours0.00001167 kWh
Joules to Megawatt-hours1.1667e-8 MWh
Joules to Calories10.0382 cal
Joules to Kilocalories0.010038 kcal
Joules to BTU0.039808 BTU
Joules to Therms3.9808e-7 therm
Joules to Foot-pounds30.9776 ft·lb
Joules to Electronvolts2.6214e+20 eV
Joules to Ergs420000000 erg

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