物理
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计算器: Calorimetry.
使用计算器: Calorimetry，根据输入获得清晰实用的结果。
此计算器尚未完全翻译——部分文本以英文显示。
设备端计算无需注册
01
输入数值
输入时结果会更新。
02 / 答案
heatJ: 41,840 J
Results update automatically as you type.
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Cite this calculator
Canonical URL: https://mathify.one/zh/physics/calorimetry
Cite as: Mathify. (n.d.). 计算器: Calorimetry. https://mathify.one/zh/physics/calorimetry
Use Cases
Physics homework and lab calculations
Quickly compute the heat required to change a substance's temperature in physics or chemistry experiments, verifying manual calculations.
Example: Find the heat needed to raise 2 kg of water (c=4186 J/(kg·K)) by 10 K.
Engineering thermal design
Estimate sensible heat loads for heating or cooling systems, such as sizing heaters or heat exchangers for process fluids.
Example: Calculate heat transfer for 5 kg of aluminum (c=900 J/(kg·K)) heated by 50 K.
Frequently Asked Questions
- What is the formula used by the calorimetry calculator?
- The calculator uses the sensible heat equation Q = mcΔT, where Q is heat energy in joules, m is mass in kilograms, c is specific heat in J/(kg·K), and ΔT is temperature change in kelvin.
- Can I use Celsius for temperature change instead of kelvin?
- Yes, because a change of 1 kelvin equals a change of 1 degree Celsius. The calculator accepts temperature change in kelvin, but you can enter the same numeric value for Celsius differences.
- What units does the calorimetry calculator output?
- The result is heat energy in joules (J), based on inputs of mass in kilograms, specific heat in J/(kg·K), and temperature change in kelvin.
Tips & Common Mistakes
Tips
- Ensure mass is in kilograms, not grams, to get correct joules.
- Use the specific heat value for the exact material; it varies with temperature and phase.
- For temperature change, use the difference (final - initial) in kelvin or Celsius; the numeric value is the same.
- Double-check units: specific heat must be in J/(kg·K) to match mass in kg and ΔT in K.
Common Mistakes to Avoid
- Entering mass in grams instead of kilograms, leading to results 1000 times too small.
- Using absolute temperature instead of temperature change; the formula requires ΔT, not T.
- Confusing specific heat capacity with heat capacity (which is mass-specific); always use per kg value.
Last updated: August 13, 2026