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DATA AND CALCULATIONS Mass of lauric acid Mass of benzoic acid Freezing temperature of pure lauric...
DATA TABLE Mass of lauric acid (9) 8.25 1.09 42.22 C Mass of benzoic acid (g)...
DATA TABLE Mass of lauric acid (9) 8.25 1.09 42.22 C Mass of benzoic acid (g) Freezing temperature of pure lauric acid ('C) Freezing point of the benzoic acid-lauric acid mixture (C)39,11°c Going Further Questions: 1. Calculate molality (m), in molkg, using the formula AT- Kx m. The K value for lauric acid is 3.9°c-kg/mol. 2. Calculate moles of benzoic acid solute, using the molality and the mass (in kg) of lauric acid solvent. 3. Calculate the experimental molecular weight...
Please complete the calculations and show all steps. ic at the niseet When the small circles...
Please complete the calculations and show all steps.
ic at the niseet When the small circles on each cursor line overlap each eht tu ie potht Where inction, the temperatures shown in either examine box should be equal to the intersect DATA AND CALCULATIONS Mass of lauric acid Mass of benzoic acid Freezing temperature of pure lauric acid Freezing point of the benzoic acid-lauric acid mixture Freezing temperature depression, At 43.0 sq.5 oC °C °C Molality, m molkg Moles of...
This is all the info please answer without asking questions, to the best of your knowledge...
This is all the info please answer without asking questions,
to the best of your knowledge thank you
sechon, freezing temperature for the benzoic acid-lauric acid mixture. tuhe thhter the temperatures shown in either examine box should be equal to the DATA AND CALCULATIONS Mass of lauric acid Mass of benzoic acid Freezing temperature of pure lauric acid Freezing point of the benzoic acid-lauric acid mixture Freezing temperature depression, At 9 6 eC °C Molality. m KA Moles of benzoic...
A TARLES ca Part I: Benzoic acid and laurie Acid Mass of uric acid grams) Mass...
A TARLES ca Part I: Benzoic acid and laurie Acid Mass of uric acid grams) Mass of benzoic acid grams) Freezing temperature of pure lauric acid (°C) From Part 8.02 11.04 g. 4 2.95 4 227900 Freezing point of the benzoic acid and lauricucid ("C) Part III: Unknown solute and lauric Acid Mass of lauric acid (grams) 8.0 49 Mass of unknown solute (grams) P.98g Freezing temperature of pure lauric acid ("C) (From Part 45°C Freezing point of the unknown...
Mass of lauric acid= 8.0021g Mass of unknown solute= 1.0036g Freexing temperature of pur lauric acid=42.62...
Mass of lauric acid= 8.0021g Mass of unknown solute= 1.0036g Freexing temperature of pur lauric acid=42.62 Freezing temperature point of the unknown solute and lauric acid =36.09 Calculate mole of benzoic acid solute, using the molality and the mass of lauric acid solvent Calculate the experimental molar mass of benzoic acid , in g/mol
Hi, I need some help with Chemistry. Q1: Q2: Here is some background for the questions: Thank y...
Hi, I need some help with Chemistry.
Q1:
Q2:
Here is some background for the questions:
Thank you in advance.
You add 0.0336 moles of benzoic acid solute to 16.00 g of an unknown solvent, which lowers the freezing point of the solvent by 8.6 °C. Calculate the freezing point depression constant (Kf) of the unknown solvent. You dissolve 1.00 g sample of an unknown solute is in 8.00 g of lauric acid, which lowers the freezing point by 5.0...
No water was added, the only substances in the flask was the lauric acid and the...
No water was added, the only substances in the flask was the
lauric acid and the unknown. we were finding the freezing point.
heated the glass to 60c everything dissolved took it out of hot
bath and recorded temp drop which stopped at 39.44c
Unknown # Identify the unknown: Data: nknen Mass of Lauric Acid 9427 kat Et 31.442 43,2 Freezing Point of Lauric Acid Mass of Unknown .922 Freezing Point of Mixture Results and Discussion: (SHOW WORK FOR CREDIT)...
CHM 112 Determination of Molar Mass by Freezing Point Depression Report Sheet and Data Analysis DATA...
CHM 112 Determination of Molar Mass by Freezing Point Depression Report Sheet and Data Analysis DATA TABLE Mass of lauric acid (g) 8.003 Mass of benzoic acid (g) 1.005 Freezing temperature of pure lauric acid (°C) 42.4 Freezing point of the benzoic acid-lauric acid mixture (°C) 38.7 Discuss possible sources of error in this experiment and how those errors would affect the final calculated molar mass. This is an open ended question and a thorough answer is expected. You should...
Times New Ro - 12 AA AA EI Аавьса Аавьса AABB 211 1 No Spac... 1...
Times New Ro - 12 AA AA EI Аавьса Аавьса AABB 211 1 No Spac... 1 Normal Title Paragraph Styles Editing Paste B abe *, A2 A 1 Clipboard Font Part 2: Using Freezing Point Depression to Find Molar Mass Table 2: Freezing Point Depression. Mass of lauric acid in mixture (from test tube) 6.03 g 0.79 g 4.48 °C Mass of benzoic acid in mixture (from test tube) Freezing temperature depression, AT: comparing pure and mixture Molality of the...
The freezing point of pure lauric acid was measured. Then the freezing point of a solution...
The freezing point of pure lauric acid was measured. Then the freezing point of a solution of 4.003 g of lauric acid with 0.399g of unknown was measured. Determine the molar mass of the unknown. Kf for lauric acid = 4.4 °C/m. Freezing point of Lauric acid =44°C Freezing point of Unknown= 39°C
DATA TABLE Mass of lauric acid (9) 8.25 1.09 42.22 C Mass of benzoic acid (g) Freezing temperature of pure lauric acid ('C) Freezing point of the benzoic acid-lauric acid mixture (C)39,11°c Going Further Questions: 1. Calculate molality (m), in molkg, using the formula AT- Kx m. The K value for lauric acid is 3.9°c-kg/mol. 2. Calculate moles of benzoic acid solute, using the molality and the mass (in kg) of lauric acid solvent. 3. Calculate the experimental molecular weight...
Please complete the calculations and show all steps.
ic at the niseet When the small circles on each cursor line overlap each eht tu ie potht Where inction, the temperatures shown in either examine box should be equal to the intersect DATA AND CALCULATIONS Mass of lauric acid Mass of benzoic acid Freezing temperature of pure lauric acid Freezing point of the benzoic acid-lauric acid mixture Freezing temperature depression, At 43.0 sq.5 oC °C °C Molality, m molkg Moles of...
This is all the info please answer without asking questions,
to the best of your knowledge thank you
sechon, freezing temperature for the benzoic acid-lauric acid mixture. tuhe thhter the temperatures shown in either examine box should be equal to the DATA AND CALCULATIONS Mass of lauric acid Mass of benzoic acid Freezing temperature of pure lauric acid Freezing point of the benzoic acid-lauric acid mixture Freezing temperature depression, At 9 6 eC °C Molality. m KA Moles of benzoic...
A TARLES ca Part I: Benzoic acid and laurie Acid Mass of uric acid grams) Mass of benzoic acid grams) Freezing temperature of pure lauric acid (°C) From Part 8.02 11.04 g. 4 2.95 4 227900 Freezing point of the benzoic acid and lauricucid ("C) Part III: Unknown solute and lauric Acid Mass of lauric acid (grams) 8.0 49 Mass of unknown solute (grams) P.98g Freezing temperature of pure lauric acid ("C) (From Part 45°C Freezing point of the unknown...
Hi, I need some help with Chemistry.
Q1:
Q2:
Here is some background for the questions:
Thank you in advance.
You add 0.0336 moles of benzoic acid solute to 16.00 g of an unknown solvent, which lowers the freezing point of the solvent by 8.6 °C. Calculate the freezing point depression constant (Kf) of the unknown solvent. You dissolve 1.00 g sample of an unknown solute is in 8.00 g of lauric acid, which lowers the freezing point by 5.0...
No water was added, the only substances in the flask was the
lauric acid and the unknown. we were finding the freezing point.
heated the glass to 60c everything dissolved took it out of hot
bath and recorded temp drop which stopped at 39.44c
Unknown # Identify the unknown: Data: nknen Mass of Lauric Acid 9427 kat Et 31.442 43,2 Freezing Point of Lauric Acid Mass of Unknown .922 Freezing Point of Mixture Results and Discussion: (SHOW WORK FOR CREDIT)...
Times New Ro - 12 AA AA EI Аавьса Аавьса AABB 211 1 No Spac... 1 Normal Title Paragraph Styles Editing Paste B abe *, A2 A 1 Clipboard Font Part 2: Using Freezing Point Depression to Find Molar Mass Table 2: Freezing Point Depression. Mass of lauric acid in mixture (from test tube) 6.03 g 0.79 g 4.48 °C Mass of benzoic acid in mixture (from test tube) Freezing temperature depression, AT: comparing pure and mixture Molality of the...
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