College Chemistry
posted by Josh .
Calculate the number of Joules released when 75.0 g of water are cooled from 100.0 degrees Celsius to 27.5 degrees Celsius
Respond to this Question
Similar Questions

Chemistry
"Energy is released when 100 kg of steam at 150 degrees Celsius and standard pressure changes to water at 60 degrees Celsius. Calculate the total energy change". I used q=mct to find the energy required to change to 100 degrees Celsius. … 
Chemistry
Calculate the joules of energy involved when 11 grams of water at 10.0 degrees Celsius cools and then freezes at 0.0 degrees Celsius. How many kilocalories are required to raise the temperature of 305 gtams silver from 30 degrees Celsius … 
Chem 1252
Calculate the heat in Joules when 24.48 moles of H2O(l) are cooled from 55.0 degrees Celsius to 25.5 degrees Celsius. 
Chemistry
A sample of benzoic acid contaminated with NaCl and sand is to be recrystallized: Benzoid Acid: Solubility in water at 100 degrees Celsius in g/100 mL = 6.8, at 0 degrees Celsius in g/100 mL = 0.2. NaCl: Solubility in water at 100 … 
College Chemistry
Calculate the heat in joules needed to warm 225g of water from 88.0 degrees Celsius to its boiling point 100.0 degrees Celsius 
Chemistry Help
The specific heat of zinc is 0.386 J/g degrees Celsius. How many joules would be released when 454 grams of Zinc at 96.0 degrees Celsius were cooled to 28.0 degrees Celsius. 
Physics 20
1. How much heat energy is required to change 500 grams of water at 100 degrees Celsius to steam at 100 degrees Celsius? 
Physics
Please Help! I am having difficulties grasping these concepts. Explain please! 1. How much heat energy is required to change 500 grams of water at 100 degrees Celsius to steam at 100 degrees Celsius? 
Chemistry
If there are 57.6 mL of water that change from 19.4 degrees Celsius to 34.7 degrees Celsius, calculate the number of joules of energy transferred in the form of heat. Round to the nearest whole number. The specific heat capacity of … 
Physics
The water from two buckets is mixed together. One bucket contains 5kg of water at 20 degrees Celsius and the other contains 1kg of water at 80 degrees Celsius. What is the final temperature of the mixture, assuming no heat is lost …