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Problem- In the apparatus shown, what will happen if the membrane is: permeable to both water and sodium and chloride ions?
Solve the above problem and provide steps with explanation
He diffuses faster than Ar because He is smaller has a higher average speed is less reactive is heavier
What reactions do iodide and bromide undergo when excess chlorine water is added during the test for iodide and bromide ions. In terms of ionic equilibria and solubility product theory, explain the dissolution of Ba3(PO4)2 in HC2H3O2
The following questions concerning electrolysis of molten sodium hydride (NaH), the products are Na(?) and H2(g). Which of teh following statement(s) is (are) correct
Depict the major monobrominated organic product resulting from the reaction of o-isopropylacetophenone under brominationconditions.
Calculate the freezing point of a solution that contains 8.0 g of sucrose (C12H22O11) in 100. g of H2O. Kf for H2O = 1.86
A 14.0-g sample of ice at -18.0°C is mixed with 122.0 g of water at 87.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Question- Calculate the pH at the equivalence point for the titration of 0.180 M methylamine (CH3NH2) with 0.180 M HCl. The Kb of methylamine is 5.0× 10-4.
a 33.00 sample of an unknown solution is titrated with a 0.110 solution. the equivalence point is reached when 28.38 of
for the neutralization reaction involving HCl and Mg(OH)2, how many liters of 0.60 M HCl are needed to react with 45 g of a 2.5 M Mg(OH)2 solution? (density= 1.3 g/mL)
A researcher studying the nutritional value of a new candy places a 4.90-gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2.54 °C
what antibiotic woiuld you put in an agar plate to ensure that the cells of a bacterial colony contain the plasmid withou an insert? c) which phenotype will indicate the presence of plasmids that contain human DNA fragments?
The pressure of an unknown gas is measured with a manometer. Instead of mercury the manometer is filled with a liquid (X) whose density is 0.673 g/cc. The pressure is measured as 591 mmX. What is the pressure in mmHg
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