# chemistry, physics

In the specific heat measurement does the sample have to be 100 C, or would a lower initial temperature do just aa well?

I wrote down it doesn't matter, but i don't know why.

1. ๐ 0
2. ๐ 0
3. ๐ 31
1. I would go for lower, less lost heat to affect calcuations.

1. ๐ 0
2. ๐ 0
posted by bobpursley

## Similar Questions

1. ### Energy multiple choice question

Which of the following samples has the highest specific heat capacity? a) A 100 kg sample of lead requires 13 000 J to increase its temperature by 1 K b) A 50 g sample of water releases 1050 J as it cools by 5 degree Celsius c) A

asked by Liz on April 12, 2014
2. ### chemistry

I am in need of help about this specific heat question. A 100.0g sample of aluminum released 1680 calories when cooled from 100.0 degrees C ti 20.0 degrees C. What is the specific heat of the metal? I tried setting it up: 1680 cal

asked by Jena on September 27, 2010
3. ### chemistry

A 100 g sample of a liquid with a speci๏ฌc heat of 2 J/g ยท C absorbs 4000 J of heat energy. If the sample started at 30 โฆ C , what is the ๏ฌnal temperature? No phase change took place.

asked by mike on December 17, 2012
4. ### chemistry

a 5.00g sample of Al pellets (specific heat=0.89J/oC*g) and a 10.00g sample of Fe pellets (specific heat=0.45J/oC*g) are heated to 100.0oC. The mixture of hot iron Al is then dropped into 92.1g of water at 21.8oC. Calculate final

asked by Rebekah on November 6, 2007
5. ### chemistry

how would i calculate; a 50g sample of water at 100 degrees is poured into a 50g sample of water at 25 degrees. with a specific heat of water (l) being 4.184 j/g degrees C.what will be the final temperature of the water? heat

asked by Noreen on January 14, 2007
6. ### CHEM

A 5.00 g sample of Al pellets (specific heat = .89 J/g degrees c) and a 10.00 g sample of Fe pellets (specific heat = .45 J/g degrees c) are heated to 100.0 degrees C. The mixture of hot Fe and Al is then dropped into 97.3 g of

asked by Charlie on October 1, 2007
7. ### Chemistry

Use the calculation of specific heat for your metal as an example and determine the effect on specific heat if the sample temperature is changed. Does this small loss in heat significantly (>5%) affect your value for the specific

asked by will on November 15, 2016
8. ### Chemistry Help!

calculate the specific heat of a metallic element if 314 joules of energy are needed to raise the teperature of a 50.0g sample from 25C to 50C. i'm not sure if you use the Q=(s)(m)(delta t) equation or not since it asks for the

asked by Ashley on June 6, 2010
9. ### Science-Chemistry

A 5.00 g sample of Al pellets (specific heat = .89 J/g degrees c) and a 10.00 g sample of Fe pellets (specific heat = .45 J/g degrees c) are heated to 100.0 degrees C. The mixture of hot Fe and Al is then dropped into 97.3 g of

asked by Niclas on October 1, 2007
10. ### CHEM

A 5.00 g sample of Al pellets (specific heat = .89 J/g degrees c) and a 10.00 g sample of Fe pellets (specific heat = .45 J/g degrees c) are heated to 100.0 degrees C. The mixture of hot Fe and Al is then dropped into 97.3 g of

asked by Charlie on October 1, 2007

More Similar Questions