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Physical Chemistry
Calculate ∆G° for the reaction occurring in the following cell :
Al (s) | Al³⁺ 1(M) || Cu²⁺ 1(M) Cu (s)
Standard electrode potentials :
E°= −1.66 V and E°= + 0.34 V
Al³⁺/Al Cu²⁺/Cu
Al (s) | Al³⁺ 1(M) || Cu²⁺ 1(M) Cu (s)
Standard electrode potentials :
E°= −1.66 V and E°= + 0.34 V
Al³⁺/Al Cu²⁺/Cu
Physical Chemistry
3.50 g of an unknown base is dissolved in 289 mL of water and has a concentration of 0.219 M. What is the identification of the unknown base?
Physical Chemistry
Isopropyl alcohol is mixed with water to produce a solution that is 31.0% alcohol by volume.
How many milliliters of each component are present in 635 mL of this solution?
How many milliliters of each component are present in 635 mL of this solution?
Physical Chemistry
How many grams of a 26.8% sugar solution contain 29.5 g of sugar?
Physical Chemistry
A solution of CaCl2 in water forms a mixture that is 36.5% calcium chloride by mass. If the total mass of the mixture is 207.4 g, what masses of CaCl2 and water were used?
Physical Chemistry
A 52.0 mL aliquot of a 1.20M solution is diluted to a total volume of 208mL. A 104 mL portion of that solution is diluted by adding 139mL of water. what is the final concentration? assume the volumes are additive.
Physical Chemistry
the density of ammonia, NH3, is 7.71x10^-4 g/ml. calculate the number of miles of ammonia in a 73.1ml sample.
Physical Chemistry
a chemist requires 0.474 mil Na2CO3 for a reaction. How many grams does this correspond to?
Physical Chemistry
how many total atoms are in .220g of P2O5?
Physical Chemistry
calculate the percent composition by mass of each element in KClO2.
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#339914 on Dec 2023
#339914 on Dec 2023