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heat is treated as a reactant or a product

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6y ago
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15y ago

You can use Hess Law to determine the heat of the reaction and then if it is negative, it is exothermic (heat releasing). If it is positive, it is endothermic (heat absorbing).

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11y ago

Using a calorimeter.

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Q: How do you figure out how much heat is absorbed in a reation?
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Continue Learning about General Science

What happens when light hits an object it cannot pass through?

If the light can not pass through a object it is opaque . The light will reflect or be absorbed by the object.


What is the enthalpy of reaction-?

the heat released or absorbed in a reaction


A pulse sent down a long string eventually dies away and disappears what happened to its energy?

It is converted into heat in the string and the environment.


Why does a bowl of water get hotter when you hold a magnifying glass on it?

If you are talking about a magnifying glass, the convex glass bends and concentrates the light waves and heat energy associated with those waves. Where the energy is concentrated becomes very hot. Flat or concave glass does not affect the waves. If you are talking about the inside of the car getting hot, that is because the light energy can pass through the glass and get absorbed by the material in the car, the darker the material, the more energy is absorbed. The energy absorbed from the light is them converted onto radiant heat which cannot pass through the glass and becomes trapped which allows the heat to build.


Suppose a 14 gram sample of iron is heated from 20C to 25C The specific heat of iron is 0.11C How much heat energy was absorbed by the iron?

it depends on the units of the specific heat, but if they are J / goC then you would take your delta T (25-20) and multiply it by your mass (14g) and multiply by your specific heat. In this case it would be 5 * 14 * .11 = 7.7 (with whatever units of energy your specific heat is in.) Just make sure your units cancel out and you will get it right!

Related questions

What factor determines how much heat can be absorbed by the brakes drum?

Too much heat would result in brake damage, which is absorbed in the brake drum.


How much heat is absorbed by land and sea?

51%


When 30 grams of water is converted into steam how much heat is absorbed?

q = mHvq = heatm = mass (30g)Hv = heat of vaporization (2,260J/g)q = (30g)(2,260J/g)q = 67,800JWhen 30 grams of water is converted into steam, how much heat is absorbed?67,800J of heat, also represented as 67.8kJ of heat is absorbed.


How much heat exactly is absorbed by the ozone or what temperature would the earth be if there was no ozone?

23 percent of incoming solar energy is usually absorbed by the ozone. Temperature, not how much


When 10g of diethyl ether is covered to vapor at its boiling point about how much heat is absorbed?

2 kJ.


Does radiant energy produce heat energy when it strikes matter?

To the extent to which the energy is absorbed, yes. Reflectivity and color determine how much energy is absorbed, but no matter can reflect 100% of the energy striking it. Some will be absorbed by the molecules.


How much heat is absorbed when one kg of liqiud gets vaporised at boiling point?

that's not a valid question


How much heat must be absorbed by 50 grams?

Joule (J) is a unit of energy.Gram (g) is a unit for mass.


What happens when light hits an object it cannot pass through?

If the light can not pass through a object it is opaque . The light will reflect or be absorbed by the object.


How much heat is absorbed when 75 g of liquid carbon tetrachloride (CCl4) vaporizes into a gas?

Approx. 15 kJ.


How much heat is absorbed when 500 g of water Cp equals 4184 Jg oC goes from 250 oC to 350 oC?

Heat gained by one object = Heat lost by the other. Does that help?


How much heat in kilojoules is absorbed in the reaction of 4.88g of barium hydroxide octahydrate with ammonium chloride?

The answer is 1.24 kilojoules is absorbed in the reaction of 4.88g of barium hydroxide octahydrate with ammonium chloride. Kilojoule can be abbreviated as kJ.