How many joules in a calorie?

1 calorie (thermochemical) = 4.184 joules. 1 Calorie (food calorie/kcal) = 4,184 joules. 1 BTU = 1,055.06 joules. 1 kWh = 3,600,000 joules. 1 watt-hour = 3,600 joules.

What is a kilowatt-hour?

A kilowatt-hour (kWh) is the energy used by a 1,000-watt appliance for 1 hour. It is the unit electricity companies charge for. 1 kWh = 3.6 MJ = 859.8 kcal. A typical home uses 1-2 kWh per hour.

How many joules in a calorie?

1 calorie (thermochemical) = 4.184 joules. 1 Calorie (food calorie/kcal) = 4,184 joules. 1 BTU = 1,055.06 joules. 1 kWh = 3,600,000 joules. 1 watt-hour = 3,600 joules.

What is a kilowatt-hour?

A kilowatt-hour (kWh) is the energy used by a 1,000-watt appliance for 1 hour. It is the unit electricity companies charge for. 1 kWh = 3.6 MJ = 859.8 kcal. A typical home uses 1-2 kWh per hour.

Energy Converter — Joules, Calories, BTU, kWh

Free energy converter. Convert between joules (J), kilojoules (kJ), calories (cal), kilocalories (kcal), BTU, kilowatt-hours (kWh), watt-hours (Wh), and electronvolts (eV).

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