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How much energy (in kilojoules) is released when 16.3 g of steam at 114.0 C is condensed to give liquid water at 71.0 C?
The heat of vaporization of liquid water is 40.67 kJ/mol, and the molar heat capacity is 75.3 J/ (K x mol) for the liquid and 33.6 J/ (K x mol) for the vapor.
A 25.0 g sample of pure iron at 85.0°C is dropped into 75 g of water at 40.0°C. What is the final temperature of water-iron mixture?
Before the collision what is the complete Eigen-function of the molecule? assuming the surface is located at x=0, and V (x =0)=0 and tha tthe molecule is located at a position X>>0. which means the molecule can be treated as a free mass in the re..
Concrete used in road construction is reinforced using steel bars in a grid, known collectively as After many years, rebar will begin to corrode, and the concrete will weaken. Studies are ongoing regarding the best metal to be a sacrificial anode ..
Important information about Redox titration, How do I calculate the moles of iron (ore sample) and how do I calculate the mass percent of iron in the ore from this problem
Calculate the concentration of free Fe+2(aq) remaining in 0.1 L of a solution that initially contains 1.6 * 10^-3 mol of iron(II) ion
What is the relationship among intracellular fluids, 0.9% (W/V) NaCl and 5.0% (W/V) glucose?
a.) Can you be certain that the organic layer would from the upper layer? Eplain in details. b.) How could you test to determine which is the non aqueous layer? Explain in details.
The final temperature of the water is 27.8°C. Calculate the mass of water in the calorimeter. The correct answer should be 6.2x10g
Explain Molecular and Empirical Formulas, Ibuprofen, a headache remedy, contains 75.69% C, 8.80% H and 15.51% O by mass, and has a molar mass of 206g/mol.
When Fe(NO3)3 is dissolved in water, hexaaquiron(III) ions, Fe(H2O)6 3+, forms. Fe(H2O)6 3+ ions hydrolyze in aquesous solution accoring to the equation given below.
The fatty acid esters of glycerol in #1 undergo SAPONIFICATION when treated with aqueous NaOH to form soap. From the structure of fatty acid esters of glycerol that you wrote earlier, write the structure of the corresponding soap.
* State what the patient can include and avoid in her diet on a regular basis to avoid these symptoms in the future.
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