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A gas consists of 83.0 mol% methane, 2.00 mol% ethane, and 15.0 mol% ethylene. A mass of 7.00 kilograms of this gas is to be compressed to a pressure of 200.0 bar at 90.0°C. Using Kay's rule, estimate the final volume of the gas. (m^3)
Calculate the mass of Sodium Nitrate required to prepare 50cm3 of 0.2 moll-1 solution
A different nonscientist is going to make a new semiconductor III-V solid. But for reasons to discussed later, the scientist is going to use tow different elements for the III-atom part,
The sodium content of a urine specimen was found by using an ion selective electrode. The subsequent values were obtained: 102, 97, 99, 98,101,106 mM. Explain what are the 95% confidence limits for the sodium concentration
For the reaction 3C2H2(g)---> C6H6(l) at 25 C the standard enthalpy change is -631 kj and the standard entropy change is -430 J/K. Calculate the standard free energy change at 25 C
a 0.042 m solution of a monoprotic acid is 12 percent ionized. calculate the ionization constant of the
when 1.3584 g of sodium acetate trihydrate was mixed into 100.0 cm3nbspof 0.2000 m hclaq at 25degc in a solution
Acetic acid is added to water until the ph reaches. What is the total concentration of the added acetic acid.
What do the density/potential plots demonstrate about bond order?
Predict the number of chemically shifted (1)H peaks and the multiplet splitting of each peak that you would observe for diethly ether.
Determine the complete formula for hydrated nickel(II) sulfate and its proper name. (show all steps)
What is the order of stability of these three isomers based on their steric energies. and Why.
what is the concentration (in mole/L or M) of Cu2+ and NO3 in the final solution. Remember your significant figures. B) If there is an impurity of Cu2+ in the water you are using to perform the dilutions
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