Sunday

December 21, 2014

December 21, 2014

Posted by **Sheena** on Monday, May 31, 2010 at 11:03am.

Calculate the amount of energy required in joules to heat 2.5 kg of water from 18.5°C to 55.0°C

I think for these you have to use the equation Q=(s)(m)(Δt). I know how to get the numbers for the letters, but i dont know how you do it when they only give you 2 numbers when you need at least 3 to solve.

**Answer this Question**

**Related Questions**

Chemistry - the specific heat capacity of gold is .13 J/g°C. Calculate the ...

Chem - Calculate the amount of heat required to heat a 3.8 gold bar from 30 to ...

Chemistry - Calculate the amount of heat required to heat a 3.3kg gold bar from ...

chemistry - Calculate the amount of heat required to heat a 3.6{\rm kg} gold bar...

chemistry - Calculate the amount of heat required to heat a 3.7{\rm kg} gold bar...

chemistry - A sample of gold is at a initial temperature of 350 k. Once dropped ...

chemistry - A sample of gold is at a initial temperature of 350 k. Once dropped ...

chemistry - The specific heat capacity of gold at 25°C is 1.290×10-1 J/g/K. For ...

chemistry - f 89 of heat are added to a pure gold coin with a mass of 15 , what ...

Chemistry - If 92J of heat are added to a pure gold coin with a mass of 12g, ...