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Problem- A 9.80-L container holds a mixture of two gases at 17 C. The partial pressure of gas A and gas B, respectively, are 0.409 atm and 0.769 atm. If 0.120 mol of a third gas is added with no change in volume or temperature, what will the total pressure become?
Anyone can tell me how to solve it step by step so that I will be able to understand what is going
Draw a Lewis Structure for C3O2. Draw a Lewis Structure for C2H3NO5
question a 3.00-g sample of an alloy containing only pb and sn was dissolved in nitric acidhno3. sulfuric acid was
Calculate the freezing point of a solution that contains 8.5g of benzoic acid (C6H5COOH, MW=122) in 75g of benzene, C6H6.
Compute the heat that accompanies this reaction in kJ/mol of AgCl formed. Presume that the combined solution has a mass of 100.0g as well as has a specific heat capacity of 4.18 J/C*g.
The melting point range is measure for two materials (A and B). For material A, the melting point range is from 58.5 C to 64.0 C whereas for material B, the melting point range is from 87.0 C to 89.0 C. Which material, A or B, is more pure
A beaker with 1.50×102mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 7.20mL of a 0.330\it M \rm HCl solution to the beaker.
MSW generation rate = 4.0 lb/(person-day); density of the compacted MSW in the landfill is 775 lb/yd3; the average depth of waste in the landfill is 50 ft; landfill life should equal 20 years. Finally, assume that 40% of the total land area must b..
When hcl and nahco3 are mixed together, a chemical reaction takes place in which a gas is one of the products. What is the molar mass of a sample of gas
Problem- What is the pH of a solution that is prepared by dissolving 7.98 grams of salicylic acid (formula weight = 138.12 grams/mol) and 7.75 grams of sodium salicylate (formula weight = 160.10 grams/mole) in water and diluting to 700.00 mL. The ..
A 15 gram piece of iron is heated to a temperature of 47.0 ?C and then placed in contact with a 275 g piece of copper at 20.0 ?C (Cp = 25.46 J/mol-?C). What was the final temperature of the two pieces of metal?
Calculate the pH of the resulting solution at each of the specified points in the titration. Initially: pH of HCl
Determine the empirical formula of each of the following compounds. (Type your answer using the format CH4 for CH4 and list the elements in the same order as they are mentioned in the problem.
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