360 kWh = 1296000000 J = 309751.434 kcal = 309751434 cal
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kWh to JCommon Energy units
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1 kWh = 3600000 J
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Energy shows up with different names on food, utilities, and homework. This converter helps you line those names up so comparisons make intuitive sense—like seeing how many joules hide inside a snack or a kilowatt-hour.
The joule is SI work/energy; a calorie heated water historically; the kilowatt-hour is grid commerce. Nutrition “Calories” on labels are kilocalories—capitalization confusion still trips people up.
E_J = E_source × (joules per labeled unit of source)
Convert through joules as a hub: calories and kWh are fixed multiples of joules once you pick food vs. thermochemical definitions (tool uses conventional factors).
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These are independent references—government labs, international measurement bodies, or university course materials—that explain the definitions behind the numbers. We don’t endorse third-party sites; we point to them for deeper reading.
Short version: To convert Calories (kcal) to Joules, multiply by 4,184.
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A 'small calorie' is the amount of energy to heat 1g of water. A 'large calorie' (kcal) used in nutrition is 1,000 small calories.
There are approximately 3,412.14 BTU in 1 Kilowatt-hour.
They differ slightly; nutrition and classroom tools standardize on ~4.184 J per calorie. Use spec sheets when calorimetry precision matters.
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