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Calculate the molar concentration of
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Chemistry
- What is the mole fraction of H 2 S O 4 in a solution containingthe percentage of sulfuric acid and water shownin Figure 14.25?arrow_forwardHenry's law constant for O2 gas in water is 8.6m10-3 M/atm. 2.5 atm O, is dissolved in 500 mL of water. Same amount of O2 gas is used in the combustion of methane. OCalculate the volume of CO2 produced at STP upon combustion of methane. O 1.12 L O 0.0112 L O 0.112 L O 11.2 Larrow_forwardDetermine the Henry's law constant for ammonia in water at 25°C if an ammonia pressure of 0.022 atm produces a solution with a concentration of 1.3 M. 0.017 M/atm 0.038 M/atm 35 M/atm O 0.029 M/atm 59 M/atmarrow_forward
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- A water sample is to be treated using alum as Al2(SO4)3●14.2 H2O. The water has the following constituents: mg/L Ca2+ 37 Na+ 6.5 Mg2+ 8.1 K+ 1.2 Fe3+ 1.0 HCO3- 119 SO42- 22 Cl- 20 NO3- 0.1 Is the water analysis complete according to the principle of electroneutrality?arrow_forwardWhich of the following is likely to have the highest conductivity? Deionized water (DI) Tap water ethanol (CH3CH2OH)arrow_forwardWhich gas is expected to have the highest Henry’s law constant in methanol (CH3OH) at room temperature? CH4 He O2 H2 NH3arrow_forward
- Which of the following ionic compounds will be the least soluble in water? PBF2, Ksp = 3.3 x 10-8 PbCl2, Ksp = 1.70 x 10-5 Pb(OH)2, Ksp = 1.43 x 10-20 O PbCro4, Ksp = 3 x 10 13 %3Darrow_forwardMars has a very thin atmosphere with a pressure of 610 Pa, less than 1% of the pressure found on Earth. The atmosphere on Mars is also composed of 95% CO2. Calculate the mass of CO, that would dissolve in 1.0 kg of water on Mars at 0 °C. Data: Henry's Law constant for CO2 at 0 °C is 7.28 x 102 atm 0.44 mg 0.26 mg 19 mg 0.89 mg 7.9 mgarrow_forwardEvaluate the quotient. 4.21×10^4 divided by 7.77 x 10^7arrow_forward
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