A burning match and also a bonfire might have the very same temperature, yet you would certainly not sit around a burning complement on a autumn evening to continue to be warmth. Why not?Answer
The temperature of 1 gram of burning wood is approximately the exact same for both a enhance and a bonfire. This is an extensive building and relies on the product (wood). However before, the as a whole amount of created warm counts on the amount of material; this is a comprehensive residential property. The amount of timber in a bonfire is a lot higher than that in a match; the full amount of created warm is likewise much better, which is why we can sit around a bonfire to continue to be warmth, however a complement would certainly not provide sufficient warmth to keep us from acquiring cold.
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Exsimple the distinction in between warm capacity and also particular heat of a substance.Answer
Heat capacity refers to the warmth required to raise the temperature of the mass of the substance 1 degree; certain heat describes the warmth compelled to raise the temperature of 1 gram of the substance 1 degree. Therefore, heat capacity is a substantial home, and certain warm is an intensive one.
How a lot heat, in joules and in calories, need to be added to a 75.0–g iron block with a particular warm of 0.449 J/g °C to increase its temperature from 25 °C to its melting temperature of 1535 °C?Answer
12,200 calClick here to watch a video clip of the solution
How much warmth, in joules and in calories, is required to warmth a 28.4-g (1-oz) ice cube from −23.0 °C to −1.0 °C?Answer
How a lot would the temperature of 275 g of water rise if 36.5 kJ of warm were added?Answer
31.7° CClick right here to see a video clip of the solution
If 14.5 kJ of warmth were added to 485 g of liquid water, just how much would its temperature increase?Answer
A piece of unrecognized substance weighs 44.7 g and calls for 2110 J to increase its temperature from 23.2 °C to 89.6 °C.What is the specific heat of the substance? Answer a
SiliconClick right here to check out a video clip of the solution
A piece of unwell-known solid substance weighs 437.2 g, and needs 8460 J to boost its temperature from 19.3 °C to 68.9 °C.
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An aluminum kettle weighs 1.05 kg.How much warmth is forced to boost the temperature of this kettle from 23.0 °C to 99.0 °C? How much warm (in kJ) is forced to warmth this kettle from 23.0 °C to 99.0 °C if it has 1.25 L of water (density of 0.997 g/mL and a specific warm of 4.184 J/g °C)? Answer a
71580 JAnswer c
467.86 kJClick right here to view a video of the solution
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