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The pressure on 0.600 mol of neon gas is increased from .825 atm to 2.00 atm at 100 degrees celsius. Assuming the gas to be ideal, calculate the change in entropy for this process.
The density of the metal is 8.638 g/cm3 and the specific heat of the metal is 0.378 J/g C. If the metal foil absorbs 809.2 J of heat as its temperature changes from 21.20 C to 33.79 C, calculate the thickness of the metal foil in mm.
Stoichiometry limiting reagent: find the reagent in excess. then calculate the mass or volume of the products formed.
In order to induce the error in the precision and accuracy section ,a) would the balance be registering masses too low or too high?
Consider the reaction: 2H3PO4=P2O5+3H20 Using the information below calculate the average rate of formation of P2O5 between 10.0 and 40.0 seconds.
What is the boiling point of a solution that is produced by adding 650 g of cane sugar (molar mass is 342.3 g/mol) to 1.5 kg of water? Cane sugar is a molecular substance.
Calculate the amount of heat required to heat a 3.5 kg gold bar from 21 degrees celsius to 67 degrees celcius.
A 27.0-g sample of water at 270. K is mixed with 49.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Why is the theoretical maximum final temperature reached by the water in a calorimeter always slightly higher than the highest recorded temperature
The complex formed between Cu(I) and 1,10 phenanthroline has a molar absorptivity of 7000 L cm-1 mol-1 at 435 nm, the wavelength of maximum absorption.
explain the order of elution you observed while performing the gas chromatography for this experiment. what property of
Calculate the pH during the titration of 50.00 ml of 0.0500 M NaOH with 0.1000 M CH3CO2H after the addition of the following volumes
The balloon rises to an altitude of 20,000 m, where atmospheric pressure is 55 mmHg and the temperature is 210 K. What is the volume of the balloon at 20,000m?
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