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Given methyl amine, sodium sulfate, nitrogen tetra hydride, phosphoric acid, copper(II) hydroxide, ammonium hydroxide, carbon monoxide, iron(II) oxide, diphosphorus pentoxide, and oxalic acid.
How many are strong electrolytes
How many are weak electrolytes
How many are nonelectrolytes?
A sealed-end water manometer attached to an air duct reads 1598 cm. An open-end water manometer attached to the same duct reads 556.2 cm.
when 25.0ml of .500m h2so4 is added to 25.0ml of 1.00m koh in a coffee cup calorimeter at 23.50 degree celcius the
What fraction of O2 molecules at 298K has velocities between 410 and 420m/sec? What fraction of nitrogen molecules?
Draw the structures of the byproducts of this type that would be derived from the reaction of the carbocation derived from 2-bromo2-methylbutane in ethanol.
In the coordination compound K2[Co(en)Cl4] the coordination number (C.N.) and oxidation number (O.N.) of Cobalt are C.N. = 6; O.N. = +2. C.N. = 6; O.N. = +3. C.N. = 5; O.N. = +2. C.N. = 5; O.N. = +4. C.N. = 4; O.N. = +3.
Explain and define how each of the follow experimental errors or variations would affect your separation. a) Did not collect the HETP sample imminent midway through the distillation. b) All of your liquid distilled within five minutes of the time ..
Completely neutralizes stomach acid (HCl, .10M) How much carbon dioxide is made at STP conditions (37C, 767 torr, 100% humid) by ingesting one 1.834 gram tablet
Suggest a synthesis of (6E)-3-ethyl-6-methylocta-3, 5-diene using carbon sources of no more than three carbons.
What problems might we see if we increase the energy of the electron beam. And if we reduce the energy of the electron beam.
How long does it take to deposit a coating of gold 1.00 um thick on a disk-shaped medallion 4.00 cm in diameter and 2.00 mm thick at constant of 86A? The density of gold is 19.3 g/cm^3 and the gold is from an Au(III) solution.
Question- I found that an idea gas at 40 degree Celcius would exert 24.96 mmHg pressure. How can you compare this with vapor pressure of water at the same temperature. What is the reason why the two numbers would be different
A solution is prepared with initial concentrations of .038 M AL^3+ and .29 M NaF. If the Kf for AlF6^3- is 7.0 * 10^19, what is the concentration of Al^3+ (aq) at equilibrium?
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