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85.0 moles of argon undergo an isothermal, reversible expansion from an initial volume of 75.0 m3 to a final volume of 175.0 m3. The Temperature is a constant 400.0 K. Calculate won, the work done on the system, and report the answer in Joules.
What is the minimum temperature required to convert all but 0.040 of to products by 4:00 p.m.?
Determine the barometric pressure of water If a mercury (Hg)barometer reads 755 mmHg,?Express your answer in cm?
A drop of oil volume 0.05 cm3 is released from a medicine dropper on to a calm surface of a pond where it spreads out to cover an area of 40 cm2. Calculate the diameter of an oil molecule.
How much ammonia would be spent to remove the NOx generated, expressed in kg of of NH3 per 100 kg of fuel?
Magnesium oxide (MgO) has the rock salt crystal structure and a density of 3.58 g/cm3. Determine the unit cell edge length.
if 77.0 mL of .150 M HCl (aq) is needed to neutralize all the NH3(g) from a 2.25 gram sample of organic material, calculate the mass percentage of nitroge in the sample.
a metal object with a mass 19 degrees celsius is heated to 96 degrees celcius, then transfered to a calorimeter containing 75 grams of water at 18 degrees celcius. the water and metal object reach a final temperature of 22 degrees celcius? what is..
If given Cu(OH)2=CuO + ? and separately CuO + HCl= CuCl2 + ? What are the finished equations?
cubic centimeter of rubber is worn off an automobile tire with each revolution of the wheel?
in experiment to find emperical formula of magnesium oxide, why the empty crucible and cover fired to red?
What would the pH change be if this same amount of 1.000 M HCl were put into a gallon of pure water?
What is the sequence of the peptide? Use the one-letter abbreviations for the amino acids, and do not use dashes.
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