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Using both the ideal gas law and Dalton's law of partial pressures, calculate the total pressure of a 1.00 L container at 25 degrees C that contains 32.0 g O2 and 14.0 g N2 (the 2's here are subscripts). You must show all work to receive credit.
What ions and/or molecules are present in relatively large proportions in a solution of a soluble ionic compound K2S (aq)
an unknown gas composed of a diatomic molecule effuses at a rate that is only 0.355 times as fast as that of oxygen gas
Compute the purity of acetic acid present in the sample in weight%. Define what was the pH of the solution after addition of 15.00mL of 0.1000 M NaOH. Explain what was the pH of the solution at the equivalence point
what statement about alcohols, ethers, and amines is not correct? a- ethyl group is represented by C2H5 b- CH3 is known as methyl group c- there are primary, secondary, tertiary classifications for alcohols
you are given a sample which is either pure benzoic acid melting point 122.5 c or pure 2-naphthol mp123 c. using what
A hypothetical metal has a simple cubic unit cell with the edge length of 4.123 Å. Calculate the radius of the metal atom.
Draw the structure of the product likely to be obtained from the reaction between acetoacetic ester, bromobenzen & 2 molor equivalents
How many grams of a sugar (MW 180 g/mol) must be dissolved in 50 mL of aqueous solution to produce an osmotic pressure of 250 toor. The sugar does not dissociate.
What is the molar mass of the following: a) O2, b) KH2PO4, c) Fe(ClO4)3, d) C4H8O4, e)Ga2(CO3)3, f) KBrO4. Please use significant figures.
Problem- The half-lives of different radioisotopes are given in the table below. How long would it take (in minutes) for the amount of argon-44 to decrease from 88.0 mg to 11.0 mg
A solution of iodine in carbon tetrachloride is 0.10M. How much solvent (carbon tetrachloride) must be added to 50 mL of this solution
the feed stream to a claus plant consist of 20 mole h2s and 80 mole co2. one-third of the stream is sent to a furnance
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