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If the temperatures of a sample of gas is held constant and the volume is 5.0 L at a pressure of 1.0 atm. If the volume is reduced to 2.5 L the new pressure of the gas will be
A) 0.50 atmB) 1.0 atmC) 2.0 atmD) 4.0 atm
a line in the emission spectrum of an atom occurs at a wavelength of 560 nm. what is the energy difference between the
What cell potential (V) would be expected under the following conditions?
The hydrogen is recovered as its most stable oxide. When the oxide was made to decompose completely it released 1.274x10^25 molecules of oxygen gas.
A mouse is placed in a sealed chamber with air at 760.0 torr. This chamber is equipped with enough solid KOH to absorb any CO2 and H2O produced by the mouse
Question about Half life problem, We are performing an experiment using half-life =4.5 x 10^3 days labeled phenylalanine in which the five atomic hydrogens are labeled.To perform the experiment
Draw the polymer that results from phthalic anhydride and glycerol. d. Are these addition or condensation polymers? e. Describe and explain the differences between the polymers formed from the reaction of phthalic anhydride with ethylene glycol ve..
Differences in boiling points, Rationalize the difference in boiling point between the members of the following pairs of substances:
Alkenes can be hydrated to form alcohols by: (1) hydroboration followed by oxidation with alkaline hydrogen peroxide; (2) acid-catalyzed hydration
Describe how redox titrations are carried out and draw a labeled sketch of a typical redox titration curve.
At what temperature would a 1.80 m NaCl solution freeze, given that the van't Hoff factor for NaCl is 1.9? Kf for water is 1.86 degrees C/m. answer in degrees C
Calculate the [Zn2+] in a solution of ZnC2O4 held at a pH of 3.00. Remember C2O4^2- is a weak base so you must consider other equilibria.
To help you explain your answer, look up the meaning of "isoelectric point" and discuss the effect that pH will have on the structure of your product.
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