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The plasma (HCO3-) of an individual living at a high elevation is 18.5 meq/L. If this concentration of bicarbonate fully compensates the decrease in PCO2 found at the higher elevation, the PCO2 must be: 15, 18, 21, 31, or 37 mm Hg.
An aerosol can has a gas pressure of 133 kPa at 293 K. Calculate the pressure when the can is heated to 460 K.
Calculate that how many grams of potassium chloride remain dissolved and how many grams came out of this given solution?
60.0 mL portion of of 1.70 M solution is diluted to a volume of 288 mili litres. A 144-mili litres portion of that solution is diluted using 115 mLili litres of H2O. Determine the final concentration.
Important information about Redox titration, How do I calculate the moles of iron (ore sample) and how do I calculate the mass percent of iron in the ore from this problem
How many grams of Na3PO4 will be needed to produce 425mL of a solution that has a concentration of Na+ ions of 1.10M ?
If a balloon containing 1,200 L of gas at 25C and 760 mm Hg pressure ascends to an altitude where the pressure is 380 mm Hg and the temperature is 54C, the volume will be.
Determine what is Δ[Br- ]/Δt If Δ[BrO 3 - ]/Δt = 0.018 M/s express your answer in M/s?
Write an equation for the sequential hydroboration and H2O2/OH ¯ oxidation of 4-ethyl-3- heptene. Indicate the main monosubstitution products in each of the following reactions.
Calculate the concentrations of all species in a 1.10 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1=1.4x10^-2 and Ka2=6.3x10^-8.
System conducts 1.30x10^2 cal heat to srroundings while delivering 316 cal work. What is the change in internal energy of the system (in Cal).
A flask of one litre is filled with 1.30 grams of argon gas at the temperature of 25 degrees Celsius. A sample of ethane (C2H6) vapor is combined to this flask until the total pressure becomes 1.10atm now determine the partial pressure of Ar Gas ..
What is the theoretical yield of bismuth when 393 g of Bi2O3 reacts with excess carbon as shown below? Bi2O3 + C(s) => Bi(s) + CO(g) (not balanced)
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