To prepare 2.00L of each of the following solutions using volumetric principles 0.250 M NaOH from solid NaOH Concept Introduction : Dilution is to save time and spaces in the laboratory, routinely used solutions are often purchased or ready in concentrated form (called stock solution). Water is then added to achieve the molarity desired for a particular solution. This process is Called dilution. M 1 V 1 = M 2 V 2 . M 1 and V 1 are the molarity and volume of the concentrated stock solution, M 2 and V 2 are the molarity and volume of the diluted solution you want to make.
To prepare 2.00L of each of the following solutions using volumetric principles 0.250 M NaOH from solid NaOH Concept Introduction : Dilution is to save time and spaces in the laboratory, routinely used solutions are often purchased or ready in concentrated form (called stock solution). Water is then added to achieve the molarity desired for a particular solution. This process is Called dilution. M 1 V 1 = M 2 V 2 . M 1 and V 1 are the molarity and volume of the concentrated stock solution, M 2 and V 2 are the molarity and volume of the diluted solution you want to make.
Solution Summary: The author explains that dilution is to save time and space in the laboratory, routinely used solutions are purchased or ready in concentrated form.
Interpretation: To prepare 2.00L of each of the following solutions using volumetric principles
0.250 M NaOH from solid NaOH
Concept Introduction: Dilution is to save time and spaces in the laboratory, routinely used solutions are often purchased or ready in concentrated form (called stock solution).
Water is then added to achieve the molarity desired for a particular solution. This process is Called dilution.
M1V1= M2V2.
M1and V1 are the molarity and volume of the concentrated stock solution,
M2and V2 are the molarity and volume of the diluted solution you want to make.
(b)
Interpretation Introduction
Interpretation: To prepare 2.00L of each of the following solutions using volumetric principles
0.250 M NaOH from 1.00 M NaOH stock solution
Concept Introduction: Dilution is to save time and spaces in the laboratory, routinely used solutions are often purchased or ready in concentrated form (called stock solution).
Water is then added to achieve the molarity desired for a particular solution. This process is Called dilution.
M1V1= M2V2.
M1and V1 are the molarity and volume of the concentrated stock solution,
M2and V2 are the molarity and volume of the diluted solution you want to make.
(c)
Interpretation Introduction
Interpretation: To prepare 2.00L of each of the following solutions using volumetric principles
0.100 M
K2CrO4 from solid
K2CrO4
Concept Introduction: Dilution is to save time and spaces in the laboratory, routinely used solutions are often purchased or ready in concentrated form (called stock solution).
Water is then added to achieve the molarity desired for a particular solution. This process is Called dilution.
M1V1= M2V2.
M1and V1 are the molarity and volume of the concentrated stock solution,
M2and V2 are the molarity and volume of the diluted solution you want to make.
(d)
Interpretation Introduction
Interpretation: To prepare 2.00L of each of the following solutions using volumetric principles
0.100 M
K2CrO4 from 1.75 M
K2CrO4 stock solution
Concept Introduction: Dilution is to save time and spaces in the laboratory, routinely used solutions are often purchased or ready in concentrated form (called stock solution).
Water is then added to achieve the molarity desired for a particular solution. This process is Called dilution.
M1V1= M2V2.
M1and V1 are the molarity and volume of the concentrated stock solution,
M2and V2 are the molarity and volume of the diluted solution you want to make.
Identifying electron-donating and
For each of the substituted benzene molecules below, determine the inductive and resonance effects the substituent will have on the
benzene ring, as well as the overall electron-density of the ring compared to unsubstituted benzene.
Molecule
Inductive Effects
NH2
○ donating
NO2
Explanation
Check
withdrawing
no inductive effects
Resonance Effects
Overall Electron-Density
○ donating
O withdrawing
O no resonance effects
O donating
O withdrawing
O donating
withdrawing
O no inductive effects
Ono resonance effects
O electron-rich
electron-deficient
O similar to benzene
O electron-rich
O electron-deficient
O similar to benzene
olo
18
Ar
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