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The aluminum in a package containing 75 ft2 of kitchen foil weighs approx. 12 oz. Aluminum has a density of 2.70g.cm3. What is the approx. thickness of the aluminum foil in millimeters? (1 oz = 28.4g)
albr3 is sold as a solution in ch2br2. this is a rather exotic solvent and somewhat difficult to work with as well
Calculate the fraction of methyl isonitrile molecules that have an energy of 160.0 kJ or greater at 510k and 514 k. What is the ratio of the fraction at 514 k to that at 510 k.
How many liters of water vapor are produced when 21.7g of NH4NO3 decomposes. b.) How many grams of NH4NO3 are needed to produce 16.0L of oxygen
circle the correct choices to indicate how many electrons each element must gain or lose to form an octet
using a carbon dioxide sample that occupies a 2.54 dm3 volume container at standard conditions. determine the volume of
A solution is initially 0.050M in acetate, CH3COO- (Kb = 5.6 x 10^-10). 10.0mL of 0.10 M HCl is added. a) Write the chemical equation for the nuetralization reaction that occurs.
what region of the two phase system was the nylon-6,10 polymer formed after the sebacoyl chloride/cyclohexane
When agueous solutios of AgNO3 and NaI are mixed,AgI precipitates. What is the balanced net ionic equation
How to obtain IR spectra of cyclohexene. with experment obtained Refractive index of 1.4406 Corrected .00054 given standard 1.4460 of cyclohexene let me know if that is the info needed to calcuate and how to calculate
What is the pressure in atmospheres in a 50.0L balloon at 25?C filled pure hydrogen gas produced by the reaction of 45.9g of CaH2 with water? ( show all work) CaH2 + H2O ---> Ca(OH)2 + H2
What is the percent hydrogen (H) by weight of a solution containing 53.5 mL of CH3COCH3? The density of acetone is 0.788 g/mL.
A 10.00 mL aliquot of weak base is titrated with HCl. The equivalence point is reached after 17.21 mL of 0.4332 M HCl has been added. The pH is equal to 10.03 after 5.00 mL of HCl was added. Determine
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