Posted by brittany on Friday, March 15, 2013 at 1:22pm.
The equation needed is
q=mc∆T
where
q=1.75 kJ =1750 j
m=?
c=0.129 J/g ºC
∆T=89.5ºC-28.2ºC=61.3ºC
Solve for m,
q/c∆T=m
1750 j/[0.129 J/g ºC*(61.3ºC)]=m
Related Questions
chemistry - Calculate the mass for: A gold sample that absorbs 225 J to change ...
Chemistry - A 5.0g KBr sample, at 25 degrees celsius, dissolved in 25 ml of ...
chemistry - A 10.0 grams piece of gold 90.0 Celsius was stirred into 15.0ml of ...
Chemistry - Calculate the joules of energy involved when 11 grams of water at 10...
physics - A piece of metal at 80 degrees celsius is placed in 1.2 L of water at ...
Math - Is this correct? The inside of your refrigerator might be set to a ...
Chemistry - A 100g sample of water at 90 degrees celsius is added to a 100g ...
chemistry - A sample of benzoic acid weighting 1.567 g was burned in a ...
chemistry - 350 calories of heat is added to a sample of nitrogen gas and the ...
Chemistry - A 5.0-g Sample of KBr at 25.0 degrees celsius dissolves in 25.0 ...
For Further Reading
