Homework Help: Chemistry

Posted by Shona on Sunday, March 6, 2011 at 9:28pm.

1. Calculate the number of calories needed to increase the temperature of 50.0 g of copper metal from 21.0 degrees C to 75.0 degrees C. Given, the specific heat of copper is 0.382 cal/g x degrees C.

2. What will be the final temperature if 2000g of copper at 95 degrees C loses 10kcal of heat

Chemistry - DrBob222, Sunday, March 6, 2011 at 10:41pm
q = mass x specific heat x delta T.

Same formula for #2.

Answer this Question

Related Questions

chemistry - a 52.0 gram sample or water increases in temperature due to the ...
Chemistry - How many calories are required to raise the temperature of 75 grams ...
chemistry - a 23.8 g sample of unknown metal heated at 100 degrees c is placed ...
chemistry - 1.how do you calculate the specific heat of a metallic element if ...
Chemistry - 86.3 g of water in a calorimeter have an initial temperature of 24 ...
Chemistry - a coffee cup calorimeter normally consists of two nested styrofoam ...
Math - I'm trying to help my nephew with some homework and am hopeless. ...
chemistry HELP - A 46.2 gram sample of copper is heated to 95.4 degrees celcius ...
science - a 100.0 gram metal sample is heated to a temperature of 110 degrees ...
chemistry - The specific heat of copper is .4 joules/gram degrees Celsius. How ...

For Further Reading

First Name:
School Subject:
Answer: