Determine the value of kf for solution

Assignment Help Chemistry

Reference no: EM1397473

1. It is observed that a solution B of 2.57 g with molar mass 132.6 g/mol and 34.28 g of A froze at 53.1 degree Celsius temperature while we have solution A the freezing point of pure substance A is 72.0 degree Celsius determine the value of Kf for solution A?

2. Compute how many ml of C2H3NaO2(0.2 M) need to be added to 200 mL of 0.1 M CH3COOH to make a buffer of pH 5 and also find out what would be the total concentration of C₂H₃O₂ be in this (acetate + acetic acid) solution ?

Reference no: EM1397473

Questions Cloud

Determine the origin of disjunct populations : In the Pacific Northwest the origin of some aquatic plant species remains a mystery (e.g., Nymphaea ordorata, Pontederia cordata, etc.) because they represent disjunct distributions.

Gene expression is measured by production of what molecule : gene expression is measured by the production of what molecule.

Explain major principles of disciplinary action : Presume you are in charge of creating a training program for supervisors in administering discipline in the organization. Prepare a 700 to 1,050 word paper that emphases on the major principles of disciplinary action you would stress in this sessio..

Proportion of exams of type : If the class does well on an exam, then the next exam is equally likely to be any of the three types. If the class does badly, then the next exam is always type 1. What proportion of exams are type 1, 2, and 3?

Determine the value of kf for solution : Compute how many ml of C2H3NaO2(0.2 M) need to be added to 200 mL of 0.1 M CH3COOH to make a buffer of pH 5 and also find out what would be the total concentration of C 2 H 3 O 2 be in this (acetate + acetic acid) solution ?

Original anova example for statistics students : When would you use ANOVA at your place of employment, in your education, or in politics? Please share the WORDS that would lead you to the null hypothesis for a specific and simple example

What is the activity of this gene : Gene expression normally results in proteins. In blood types the ABO results in carbohydrates. What is the activity of this gene ? Where in the cell would this enzyme activity occur?

Explain job examination for a specific work function : Details- After conducting a job examination for a specific work function, the HR department will support line managers in filling newly defined jobs.

Compute the number of grams of battery acid : Compute the number of grams of H 2 SO 4 in 1 gallon of battery acid if the solution is 38.9% sulfuric acid by mass and has a density of 1.33g/mL ?

User Account

All Pages