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Question- A mixture of gases contains 13.52g of O2 and some amount of N2 at 31 degrees Celcius and in a 3.4L container. The total pressure is 6.80atm . If the Henry's law constant for N2 in water at this temperature is 7.92x10^-5 M/mmHg and the density of the solution is 0.998 g/mL what is the molality of a solution made using the same partial pressure of N2 from the gas mixture?
Please illustrate work if possible thanks solve the above problem in detail no word count
An aqueous solution of KNO3 has a molal concentration of 1.099 mol kg-1. Its density is 1.0630 g mL-1. Calculate the molar concentration of KNO3.
When DMPT is treated with base, and then added to a solution of [PtCl2(K^2- dppe)], compound A forms and has the formula [PtCl(DMPT)(K^2- dppe)].
A 500. mL gas sample is collected over water at a pressure of 740 mmHg and 60 °C. What is the volume of the dry gas at STP. (STP = 1 atm and 0 °C.) Vapor pressure of water at 60. °C is 149 mmHg
a hydrocarbon is a compound that contains mostly carbon and hydrogen. calculate the percent composition by mass of the
Using a table of standard reductions, determine what the potential of each reduction below would be versus the S.C.E. a. Ag+ (aq) + e - ? A(s) b. Ni2+(aq) + 2e- ? Ni (s)
Which element formed, according to the theory of the Big bang, before the first generation of galaxies formed
nbspan electric heater of 100 w 1w 1 js operates for nine minutes to heat the gas in a cylinder the gas expands. at
Show how 1,4-diphenyl-1,3-butadiene might be synthesized from benzaldehyde and an appropriate halogenated compound.
Given that the initial concentration of hypochlorite (ClO-) was 7.5x 10-4M, and the concentration at 200 seconds was determined to be 2.8 x 10-4M.
A researcher studying the nutritional value of a new candy places a 4.00 gram sample of the candy inside a bomb calorimeter as well as combusts it in excess oxygen. The observed temperature raise is 2.32 C. If that heat capacity of the calorimeter..
Problem- Part a) If 4.5 moles of methane (CH4) are reacted with 16.2 moles of chlorine (Cl2) and each reaction occurs with an 80% yield, how many moles of CCl2F2 are produced if the HF is in excess
Find the molarity of each ion present after mixing 27 mL of 0.25M HNO3 with 36.0ml of 0.42 M Ca(NO3)
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