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At 25 C, an unknown gas Q, diffuses at a RATE 1.65 times faster than that of propane, C3H8. Explain which of these gases is most likely to be Q and why explain?a. O2b. Hec. Ned.H2Oe. CH4
The compound dichlororodifluoromethane (CCl2F2) has a normal boiling point of-30C, a critical temperature of 112C, as well as a corresponding critical temperature of 40 atm. If the gas is compressed to 18atm at 20C, will the gas condense. Why if s..
KCl and sucrose (C11H22O11) are desolved in the same beaker of distilled water. write one mass balance and one charge equation that describe the resulting solution
Write a balanced equation for the reaction that occurs when hydrogen sulfate ion behaves as a Brønsted-Lowry acid in water.
For a 5.0 gram sample of each of the following, what weight of water will be lost if the sample is heated to constant weight: CoCl?*9H?O; CuSO?*5H?O; ZnSO?*4H?O; BaCl?*2H?O.
In the ground state of the Hydrogen atom the energy of the electron is E0 = -13.61 eV. What is the energy of the electron in the ground state of the He+ ion
What mass of copper would you expect to be deposited from a copper (II) sulphate solution using a current
An auto mechanic spills 87 mL of 2.6 M H2SO4 solution from a rebuilt auto battery. How many milliliters of 2.6 M NaHCO3 must be poured on the spill to react completely with the sulfuric acid.
for an alloy that consists of 28.9 wt pb and 71.1 wt sn what is the composition a of pb in atom percent and b of sn in
electrolysis of an alkaline earth mtal cloride using a current of 5.00 a for 748 sec. deposits .471g of metal at the
An oxide of copper is decomposed forming copper metal and oxygen gas. A 0.500 g sample of this oxide is decomposed, forming 0.444 g of copper metal. What is the empirical formula of the copper oxide?
Scientists can use mutants to study metabolic pathways. These organisms have a mutation in a gene encoding a metabolic pathway enzyme that results in the inactivation of that enzyme
State the mechanistic equations for each step in the preparation of p-bromoaniline from aniline showing how all intermediates are formed. Why does bromination of acetanilide stop at the monobromo stage
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