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A compound consist of 65.45% C, 5.492% H, and 29.06%O on a mass basis and has a molar mass of 110 g/mol. Determine the molecular formula of the compound
Write one overall equation, using an alkali metal ion and a nitrate ion as spectator ions if needed, for the following net ionic equation: H+(aq) + OH-(aq) ? H2O(l)
A gas occupies 4.04 L at 860 torr and 10C. What volume will it fill if the pressure is changed to 731 torr and the temperature is raised to 43 0C?
Question- How long will it take to produce 78.0 g of Al metal by the reduction of Al3+ ions in an electrolytic cell with a current of 2.00 amperes? ( Al: 26.98 g/mol)
Describe all the symmetry planes in methylene chloride. Draw a figure and arrows to show any symmetry exes in methylene chloride. Also state how many fold.
The probability that the annual peak will equal or exceed the median value in any single year. The average return period of the median value.
Calculate the pH of a buffer solution that is 0.200 M HC2H3O2 and 0.100 M in NaC2H3O2. Calculate the pH of the buffer that reults from mixing
how much heat is absorbed when 63.7g h2o at 100 c and 101.3 kpa is converted to steam at 100 c.
How many total calories do you consume from these three organic substances when you eat 1 candy bar 3 times a day?
The maximum allowable concentration of Pb2+ ions in drinking water is 0.05ppm that is, 0.05 g of Pb2+ in 1million g of water. Is this guideline exceeded if an underground water supply is at equilibrium with the mineral anglesite, PbSO4 (Ksp=1.6 x1..
how many CH 3 groups are there, per 1000 C atoms (main chain)? ethylene-propylene rubber (EPR) is completely amorphous you may ignore the ends of the chains
Show the Chemical behavior of an atom - The chemical behavior of an atom is determined by most directly by the
How long until the radioactive isotope
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