Homework Help: Chemistery

Posted by May on Saturday, October 30, 2010 at 5:13pm.

200g of water (specific heat of 4.184 Jg-1'c-1) loses 2000 J of heat. Its starting temperature is 70'C. Calculate the temperature of the water.

Chemistery - DrBob222, Saturday, October 30, 2010 at 5:21pm
mass water x specific heat water x (Tfinal-Tinitial) = q = -2000 J.
Solve for Tfinal
Chemistery - bobpursley, Saturday, October 30, 2010 at 5:21pm
2000J=200g*4.184J/gC*(Tf-70C)
solve for Tf
Chemistery - Anonymous, Saturday, February 2, 2013 at 5:23pm
Calculate the heat in kilojoules needed to vaporize 2.00g of water at 100 celcius.

Answer this Question

Related Questions

Chem - Calculate the final temperature when a 16.2 gram sample of ice at 0oC is ...
Chemistry - A 5.80 g sample of SiH4 and an excess of oxygen were placed in a ...
Chemistry HEAT OF FUSION - What is the final temperature, in oC, after a 15.0 g ...
Chemistry - Calculate the amount of heat (in calories) required to raise the ...
Chemistry - 106 g of iron at 84.0°C are placed in contact with 205 g of ...
ocean county college - A 150 g sample of metal at 55.0 C raises the temperature ...
College Chemistry - What is the final temperature, in oC, after a 26.5 g piece ...
Chemistry - 80.0 mL of water is initially at room temperature (22degrees C). A ...
AP Chemistry - A 500 g piece of metal at 60 degrees celsius is placed in 200g of...
Chemistry. Please help!! - Calculate the final temperature when a 18.7 gram ...

For Further Reading

First Name:
School Subject:
Answer: