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If 143 grams of water having an initial tempurature of 25.7 C are cooled by removing 4.27 kJ of heat from it, what is the final tempurature?
Question- When a solution of oxalate anions are added to a solution of hexaaquachromium(III) the resulting complex has much greater thermodynamic stability.
What is the heat capacity of the bomb?(Assume that the quantity of water surrounding the bomb is exactly 2250 g).
The temperature of 50g of water was raised to 60 degrees C. by the addition of 4100 joules of heat energy. What was the initial temp. of the water in degrees Celcius?
Consider the reaction Cl2(g) + I2(g) 2 ICl(g), which is endothermic as written. What would be the effect on the equilibrium position of increasing the volume of the reaction container
a steam power plant operates on an ideal rankine cycle with two stages of reheat and has a net power output of 120 mw.
Estimate the ratios of the basic and acidic forms of the histidine side chain
Problem- 14.0 moles of gas are in a 5.00L tank at 20.0?C . Calculate the difference in pressure between methane and an ideal gas under these conditions. The van der Waals constants for methane are a=2.300L2? atm/mol2 and b=0.0430 L/mol.
a flat plate solar collector 6 ft by 12 ft is mounted on the roof of a house. the outer surface of the collector is at
The mass of the crucible plus CaO was 26.7134 g). What is the concentration of Ca (40.078 g/mol) in the river water in units of part per thousand (ppt) (by mass), assuming the river water has the same density as pure water
Another student was in a hurry and stopped heating, even though bubbles were still emerging from the rubber tubing. 3.) A student used the measure of Flask no.1 to be 250mL, without measuring the volume as directed
Calculate ΔH of the reaction per mole of AgCl produced. Assume the density of the solution is 1.00 g/mL and the specific heat is 4.184 J/g °C
Charcoal found under a stone at Stonehenge, England, has a carbon-14 activity that is 0.50 that of new wood. How old is the charcoal? (The half life of carbon-14 is 5,730 years.)
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