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A 14.7 g of ice is placed into 324 g of water. Calculate the temperature change in the water upon complete melting of the ice.
the heat change value that you calculate from your experiments will be for the amount of material that you use in each reaction. how will you convert it to kJ/mol
Compute the work done when 55.0 grams of tin mixes in excess acid at the pressure of 1.00 atm and at a temperature of 24°C.
Description of physical chemistry, Find delta Smix, delta Gmix, delta Hmix, and delta Vmix if 125 g of benzene and 25 g of naphthalene are mixed at 60 degrees C.
Which of the following compounds will have the highest molar solubility in pure water. Answer A. PbSO4, Ksp = 1.82 × 10-8 B. MgCO3, Ksp = 6.82 × 10-6 C. AgI, Ksp = 8.51 × 10-17 D. PbS, Ksp = 9.04 × 10-29 E. FeS, Ksp = 3.72 × 10-19
Assuming that conductivity is correlated to the number of ions in solution, rank the four substances based on how well a 0.20 solution in water will conduct electricity
A gas mixture is made by combining 7.2g each of Ar, Ne, and an unknown diatomic gas. At STP, the mixture occupies a volume of 92.04L. What is the molar mass of the unknown gas in g/mol, and identify the unknown gas
If the heat released during condensation goes only toward heating the metal, what is the final temperature (in degree celcius) of the metal block? (The specific heat capacity of aluminum is 0.903 J/g times degree celsius)
For my one of the project i need this information , is any one know where i can find the process flow diagram of sodium hypochlorite, and a chart for world anual production( for each countries)
Consider the combustion of ethylene, C2H4+3O2=2CO2+2H2O. If the conentration of C2H4 is decreasing at the rate of 0.036M/s, what are (A)the rates of change in concentrations of CO2 B)rate of change of H2O concentration? (2)the rate of decrease in ..
flask contains 10.0 mL of HCl and a few drops of phenolphthalein indicator. The buret contains 10.0 mL of 0.220 M NaOH. 1. what volume of NaOH is needed to reach the end point of the titration?
A 4.78g sample of aluminum completely reacts with oxygen to form 6.67g of aluminum oxide. What is the mass percent composition of aluminum in aluminum oxide?
If 200. mL of aqueous 0.862 M HCl is mixed with 200. mL of aqueous 0.431 M Ba(OH)2 in a constant-pressure calorimeter of negligible heat capacity. The initial temperature of both solutions is the same at 20.48ºC.
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