Chemistry, 17.12.2020 18:00 jesseemartinez22
In a laboratory experiment, students synthesized a new compound and found that when 11.01 grams of the compound were dissolved to make 158.1 mL of a ethanol solution, the osmotic pressure generated was 1.91 atm at 298 K. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound?
Answers: 3
Chemistry, 22.06.2019 14:50
Given the following information: mass of proton = 1.00728 amu mass of neutron = 1.00866 amu mass of electron = 5.486 × 10^-4 amu speed of light = 2.9979 × 10^8 m/s calculate the nuclear binding energy (absolute value) of 3li^6. which has an atomic mass of 6.015126 amu. j/mol.
Answers: 2
Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
Chemistry, 22.06.2019 22:00
The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?
Answers: 2
In a laboratory experiment, students synthesized a new compound and found that when 11.01 grams of t...
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