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A bottle contains a mixture of 100g ethanol and 100g of pentane, both as gases. If the total pressure is 1.8 atm, what is the partial pressure of ethanol?
Calculate the molarity of a solution of glycerol made by dissolving 59.000 mL glycerol at 15 degrees celcius in enough water to make 380.00 mL of solution
Calculate the entropy change for each of the following reactions. Justify why these are physically reasonable answers.
What exactly is an alkane and alkene? What is an ester?? does it relate to anything above?
The pH of uncontaminated rain water is about 5.6. The pH of rain falling in Cleveland, OH is 4.2 and that in Omaha, NE is 5.5. What is the concentration of hydrogen ions in the rainfall of each city? [H] 6.3 ^ -5 for Cleveland.
a solution of 1 ppm Pb2+was prepared and dispensed 1 mL of it using a volumetric transfer pipette, also the same solution was dispensed using a measuring (Mohr) pipette.
A molecule in which centers of positive and negative charge do not coincide must be.
write separate oxidation and reduction half-reaction for the procedure used in the test for nitrate ions.
Using the diagrams provided below, draw an atomic-scale view for the chemical species that are present in the solutions in each beaker. In your diagrams, be sure to Include all chemical species except water molecules
The following questions are based on the following reaction, in which Cl has a -1 oxidation number in MnCl2. 4HCl + MnO2 --> Cl2 + 2H2O + MnCl2. What is the oxidizing agent?
In order to induce the error in the precision and accuracy section ,a) would the balance be registering masses too low or too high?
Write balanced chemical equations and Ksp expressions for each of the salts as part of your solution.
Assuming this mechanism is correct, which is the rate-determining step if the experimental rate law is first order in nitryl chloride?
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