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Part A What is the reaction that corresponds to the first ionization energy of rubidium, Rb ? Part B What is the reaction that corresponds to the electron affinity of iodine, I
The normal respiratory rate for a human being is 15.0 breaths per minute. The average volume of air for each breath is 505 cm3 at 20.0 degrees Celsius and 9.95 times ten to the fourth Pa. What is the volume of the air at STP that an individual bre..
The reversible chemical reaction has the following equilibrium constant: Kc=[C][D]/[A][B]=7.0 Initially, only A and B are present, each at 2.00 M .
of 3M sodium acetate and water would you use to make 10ml of a 0.25M solution of sodium acetate? Show the calculations.
A cylinder of propane gas at 25oC has a volume of 32.0 liters. The pressure of the gas in the cylinder is 9 atm. To what temperature (in oC) must the gas be heated to increase the pressure by 2 atm? Assume ideal behavior
Enough of a monoprotic acid is dissolved in water to produce a 0.0104 M solution. The pH of the resulting solution is 2.46.
A 10.0 ml sample of hcl is titrated with 0.5062 m naoh. 16.58 is required to reach the equivalence point. what is the molarity of the hydrochloric acid solution
A person inhales air richer in O2 and exhales air richer in CO2 and water vapor. During each hour of sleep, a person exhales a total of 300. L of this CO2-enriched and H2O-enriched air.
Dehydrohalogenation of (2R, 3R)-2-bromo-3-methylpentane by a bimolecular reaction produces only (E)-3-methyl-2-pentene and 3-methyl-1-pentene as products. Provide a mechanistic explanation as to why (Z)-3-methyl-2-pentene is not formed.
Find the change in the fraction of visibility for a person from planet Krypton with x-ray vision in addition to visible spectrum.
The standard heats of formation at 25 degrees celsius for NO(g) , O3(g) and NO2 (g) are 21.57, 34.1, and 7.93 kcal/mol respectively. What is the value for change direction for
PCl5 + 4H2O > 5HCl +H3PO4. How many total moles of acid are formed when starting with 4.5 g of PCl5 and excess H2O.
hydrocarbon produced 24.8 g of CO2 and 8.44 g of H2O. What is the empirical formula for the hydrocarbon?
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