enthalpy - In a coffee-cup calorimeter, 1.10 g of NH4NO3 is mixed with 76.0 g of water at an initial temperature of 25.00°C. After dissolution of the salt, the final temperature of the calorimeter contents is 2 ...
buffers - A buffer solution is made of 0.100 M HOCl and 0.250 M NaOCl. What is the pH of the resulting solution when a 15.0-mL portion of 0.200 M HCl is added to 100.0 mL of the buffer?
Write a balanced chemical equation - 1) Write a balanced chemical equation, include states of matter:
5 drops of 0.1 M NaCl solution to 5 drops 0.1 M AgNO3 solution
2) Write a balanced chemical equation:
About 10 drops of 6M NH3 to ...
Calculating Enthalpy - When a 3.88-g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 23.0 C to 18.4 C.
Calculate Delta H (in kJ/mol NH4NO3 ) for the ...