1. How much heat will be needed to raise the temperature of 1.5 kg of water from 15 °C to 45°C ? Give the answer in calories as well as in Joule.
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Answer:
Given = mass of water = 1.5 kg = 1500gm. heat required for a temperature change = ? heat required for temperature change = mass of water (gm) change in temperature (°C) cal. = 45000×4.18 J = 188100 J.
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Answer:
Given =mass of water
Explanation:
=1.5kg=1500gm . Heat required for the temperature changes=? heat required for temperatures change =mass of water (gm) change in temperature (°C) cal.=45000×4.18 j=188100 j.
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