Thursday
April 17, 2014

Homework Help: science

Posted by asra on Monday, April 9, 2012 at 4:20pm.

a 150g of a metal at 80degree C is placed in 100cm3 of pure water at 20degree C. the final temperature of the system (metal+water) is 23degree C. what is the specific heat of the metal?

i got the ans -0.16 by using formula mCdelta T(water)=mCdeltaT(metal) but i am not sure if the ans should be negative?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Science - The specific heat of copper metal was determined by putting a piece of...
cook - 5 oz (150g) Butter - softened 5 oz (150g) superfine (castor) sugar 6 oz (...
chem/science - Please predict what will happen. Im not very good in chem. Iron ...
Science - Jake was doing a lab to find the density of metal. Here's his data: ...
science - calculate the density of a liquid if 150g of a substance with 188mL ...
science - Sarah needs to replace part of the metal railing on her deck and wants...
Science - Convert 150g Hydrogen Fluoride (Molecular Weight 20) to moles
science - If a mixture is made of 340g of isopropyl alcohol and 150g of water, ...
CHEMISTRY - How much heat is needed to melt 150g of ice? and How much heat is ...
science/chemistry - what does these equations mean metal+water=metal hydroxide+...

Search
Members