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A compound has an empirical formula of C2H2O and a molecular mass of 168.0. The molecular formula is C6H6O3.
Rex Ryan mixed peroxide with yeast to generate oxygen gas and collected the gas in a graduated cylinder, using the same set up as was used in Experiment 11. He collected the following data
Determine the value of x in Fe(CO)x if you combine 0.250 g of iron with CO and isolate 0.877 g Fe(CO)x.
A graduated cylinder contain s 23.0 mL water. what is the new water level after 35.6 g of silver metal is submerged in the water?
A solution of 97 mL of 0.207 M KOH is mixed with a solution of 185 mL of 0.153 M NiSO4. How much precipitate forms? What is the concertration of each ion upon completion of the reaction. MK+ , MNi 2+, M sulfate ion, M OH-
The addition reaction of bromine (Br2) to 1-methylcyclopentene yields two stereoisomers. A) Draw the mechanism for the formation of one of the stereoisomers
Calculate the molecular mass of the nonionic solutes: 8.02 g of solute in 861 g of water lower the freezing point to -0.430 degrees C.
Find the concentration of Pb2 in 0.0010 M KI saturated with PbI2. Include activity coefficients in your solubility-product expression. The Ksp of PbI2 is 9.8× 10-9. Hint from sapling below: Including activity coefficients, the solubility-product e..
a sample of oxygen gas occupies a volume of 2.00 l at 27 oc and 2.00 atm pressure.nbsp what volume in l will this
If the sample reacted completely and produced 1931 mL of H2S hydrogen sulfide at 29.82 °C and 759.7 mm Hg, determine the mass percentage of Cadmium sulfide in the mixture?
Calculate the half cell potential for the reduction of Pb(II) to metallic Pb(I) in a saturated Lead(II) sulfate solution
170mL of an HCl solution with pH of 2.80 is added to 200mL of an HNO3 solution. The resulting pH is 1.40. What was the pH of the original HNO3 solution
If a 55 laboratory mouse is exposed to 21.5 rad of radiation, how much energy was absorbed by the mouse's body
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