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when 0.120 mol of carbonis burned in a closed vessel with 6.90g of oxygen. how many grams of carbon dioxide can form??
Determine the concentration of a solution prepared by diluting 25.0 milliliters of a 12 molar HCl solution with H2O until the final volume is 2.50 x 10² milliliters.
If the titrant has a molarity of 0.2750 M and there are 25.00 mL of analyte present, what is the molarity of the analyte?
Using a sample that was dissolved in CH 2 Cl 2 , mixed alumina, evaporated the CH 2 C l2 , loaded and began to run his column, starting with C 6 H 14
Determine what volume of .1 M HBr is required to neutralize 50 ml of .140 M Barium hydroxide and determine the normality of a solution consisting of 10.51 mg of NaOH in 591 mL of solution
why do we need to excess FCR? Also give 3 reasons why gallic acid is used as standard for the total phenolic assay?
Bronze is an alloy consisting of 88.0% copper and 12.0% tin. The density of copper is 9.28 g/mL and the density of tin is 7.48 g/mL. Calculate the approximate density of bronze.
derivatives of butanoic acid, Indicate how a butanoic acid can be converted to an a) acid chloride; b) acid anhydride; c) an ethyl ester, and d) an N-methyl amide
The half-life for a first order reaction at 550 oC is 85 sec. How long it would take for 23% of the reactant to decompose?
If all the energy obtained by by burning 1.26 lb of butane (fuel value is 10.85 kcal/g) is used to heat 126.0 kg of water at an initial temp of 19.7C, what is the final temperature.
How many millimeters of 0.0700 M EDTA are required to react with 50.0 mL of 0.0140 M Cu2+?, b) With 50.0 mL of 0.0140 M Sc3+?
Tripeptide Protein: Acidic, Basic, or Neutral? Alanine has an R-group structure of CH3, cysteine has an R-group structure of HS-CH2, and aspartic acid has an R-group structure of HOOC-CH2
Estimate the change in entropy if fifty kilo joules of energy are transferred reversibly and isothermally as heat to a large block of Cu at zero degree Celsius and seventy degree Celsius?
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