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Why is water vapor such an important component of the atmosphere?
What would happen if the water vapor suddenly disappeared?
150 words minimum for EACH question and include references
Calculate the pH of 0.3 mol/L of CaCl2 solution? the answer is supposed to be 7
How does the entropy of water molecules at the air-water interface differ from molecules in the bulk, and why is it different?
Calculate the temperature change which will be caused by the following process: 0.640 moles of NH4Cl are dissolved in 1.00 L of water.
What is the hydronium-ion concentration of a 5.23 10-4 M solution of p-bromobenzoic acid, BrC6H4COOH, for which Ka = 1.00 10-4
A confiscated white substance suspected of being cocaine was purified by a forensic chemist and subjected to elemental analysis. Combustion of a 50.68 mg sample yielded 150.0 mg of CO2 and 46.05 mg of H2O. Analysis for nitrogen showed that the..
Compute the individual concentrations of HMR and MR in a mixture measured with absorbency 0.604 at 520 microns and absorbency 0.727 at 425 microns.
An aqueous solution of calcium hydroxide is standardized by titration with a 0.384 M solution of hydroiodic acid. If 14.2 mL of base are required to neutralize 19.3 mL of the acid, what is the molarity of the calcium hydroxide solution
while in europe if you drive 113km per day how much money would you spend on gas in one week if gas costs 1.10euros
Question- The specific heat of metal is .467j/g degree Celsius. How much energy is released when a 35.0 gram piece of the metal drops in temperature from 355.3 degree C to297.4 degree C
What are the Literature Wavelength values (nm) of the Helium spectrum ?
10.2 g of ice at -4.8oC is added to 164 mL of water at 50.1oC. What is the final temperature (oC) of the mixture
Considering the mixture of the two compounds and range of the melting points, the reason recrystallization was difficult was due to a broad melting point range.
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