Homework Help: chemistry

Posted by matt on Sunday, October 3, 2010 at 9:23pm.

using the values for heat of fusion, specific heat of water, or heat of vaporization, calculate the amount of heat energy.

Calories needed to warm 20.0g of water at 15 degrees Celsius to 72 degrees Celsius (one step) Show work please

chemistry - DrBob222, Sunday, October 3, 2010 at 10:13pm
q = mass water x specific heat water x (Tfinal-Tinitial). Substitute and solve for q.
chemistry - Anonymous, Thursday, September 20, 2012 at 9:58pm
mn

Answer this Question

Related Questions

chemistry - how much heat is required to completely vapporize 2.3 grams of ice ...
Chemistry - Calculate the heat released when 10.0 g of water at 25.0°C cools...
Physics - Find the heat necessary to change 2.5kg of water (ice) at -2 degrees C...
College Chemistry - Using the values for the heat of fusion, specific heat of ...
Chemistry - CFCs, or chlorofluorocarbons,were once used as refrigerants, but ...
Chemistry - Calculate the heat released when 64.5g of steam at 119 C is ...
Chemistry - which of the following quantities is not required to calculate the ...
Chemistry - What quantity of heat is necessary to convert 50.0 g of ice at 0.0 C...
Chemistry - the heat of fusion water is 335J/g,the heat of vaporization of water...
Chemistry - A quantity of ice at 0.0 degrees C was added to 33.6 of water at 21....

For Further Reading

First Name:
School Subject:
Answer: