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An evacuated 1.00L gas bulb was filled at STP with 1.34g of an unknown hydrocarbon, which was then burned in excess oxygen, completely converting it to Carbon dioxide and 2.41 g of water. What is the molecular formula of the hydrocarbon?
Write out the mechanism for the oxime formed from 2-butanone and hydroxylamine under acid catalyzed conditions.
How much heat is absorbed by 15.5g of water when its temperature is increased 20.0C to 50.0C?The specific heat of water is 4.184J/(g.C)
Anton Von L. a 17th century pioneer in the use of the microscope, described the microrganisms he saw as "animalcules" whose length was "25 thousandths of an inch."
solutions of HCl and NaOH and must determine their concentrations. You use 33.6 mL of NaOH to titrate 100. mL of HCl and 24.0 mL of NaOH to titrate 50.0 mL of 0.0838 M H2SO4. Find the unknown concentrations.
Naturally occuring chlorine has two isotopes, Cl-35, which has an atomic mass of 34.969 amu and Cl-37. If the average atomic mass of chlorine is 35.46 amu and its natural abundance is 75.53%,
50.0 mL of 2.00 M H2SO4 react with 75.0 mL of 2.00M NaOH. Identify the limiting and excess reactants. How many grams of Na2SO4 will be formed.
A body consists of a right circular cone whose base is 12 in. and whose altitude is 16 in. A hole 8 in. in diameter and 4 in. deep has been drilled from the base. The axis of the hole coincides with the axis of the cone. Locate the centroid of the..
The volume of blood in a typical adult is about 4.7 L. How many red blood cells are there in an average adult?
If 1.50 g of X reacts with 3.54 g of M to produce 4.22 g of a compound with the formula M4X3, and the atomic mass of M is 48.5 amu.
explain how the ligands of F-, NH3 and CN- bonded to CO3+ can result in a green, yellow-orange, and pale yellow color for these compounds, respectively
Water's bad smell containing hydrogen sulfide H 2 S that can be removed by the action of Cl considering the given reaction.
how to do the Empirical Formula is confusing. The substance is Magneiusm Oxide with .16G. The mass of Magneisum is .12G
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