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
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Mass of lauric acid= 8.0021g
Mass of unknown solute= 1.0036g
Freexing temperature of pur lauric acid=42.62...
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...
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...
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...
DATA AND CALCULATIONS Mass of lauric acid Mass of benzoic acid Freezing temperature of pure lauric...
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 38-1c Molality, m molkg Moles of benzoic acid mol Molecular weight of benzoic acid (experimental) g/mo Molecular weight of benzoic acid (accepted) g/mol Percent error
Need help with freezing point depression expeiment volume of acetic acid 30 volume of unknown solute...
Need help with freezing point depression expeiment volume of acetic acid 30 volume of unknown solute in solution1 1.5 volume of unknown solute in solution 2 1.5 freezing point of pure acetic acid 16.3 freezing point of solution 1 14.5 freezing point of solution 2 11.3 average molar mass of unknown solute Calculations for Part 1 The density of acetic acid is 1.049 g/mL and Kf(acetic acid) =3.90 °C·kg/mol The density of the unknown is 0.791 g/mL. 1.Calculate the masses...
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...
how do i find delta T of benzoic acid? as well as delta T of unknown...
how do i find delta T of benzoic acid? as well as delta T of
unknown and the experimental molar mass of unknown??
also what would the equation be?
Pure solvent Mass of Lauric acid TFP (pure solvent) (Trial 1) (Typ freezing point temperature from graph) 8.03g 1200 42.00 42.00 42.6°C TFP (pure solvent) (Trial 2) Average TFP (pure solvent) Unknown code Benzoic acid (2 pts.) Mass of benzoic acid TFP (solution) (Trial 1) TFP (solution) (Trial 2) 1.05g (2...
9. A solution of 1,035 g of benzoic acid in 8.525 g of lauric acid had...
9. A solution of 1,035 g of benzoic acid in 8.525 g of lauric acid had a freezing point of 39.6 C What is the molar mass of benzoic acid? The freezing point of lauric acid is 43.2 C and Kris 3.60 C.kg/mol.
REPORT SHEET EXPERIMENT Freezing Point 19 Depression A. Preparation of experimental apparatus and acid aPreparation of...
REPORT SHEET EXPERIMENT Freezing Point 19 Depression A. Preparation of experimental apparatus and acid aPreparation of experimental apparatus and freezing point determinati freezing point determination of laurie I. Mass of freezing point depression apparatus 2. Mass of freezing point depression apparatus with lauric acid 8n 519 ang 3. Mass of laurie acid used mass acid ana nd arpo B. Freezing point determination of a laurie acid solution 4. Designation of unknown 5. Mass of added unknown, Exp. 3 6. Mass...
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 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...
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...
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...
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 38-1c Molality, m molkg Moles of benzoic acid mol Molecular weight of benzoic acid (experimental) g/mo Molecular weight of benzoic acid (accepted) g/mol Percent error
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...
how do i find delta T of benzoic acid? as well as delta T of
unknown and the experimental molar mass of unknown??
also what would the equation be?
Pure solvent Mass of Lauric acid TFP (pure solvent) (Trial 1) (Typ freezing point temperature from graph) 8.03g 1200 42.00 42.00 42.6°C TFP (pure solvent) (Trial 2) Average TFP (pure solvent) Unknown code Benzoic acid (2 pts.) Mass of benzoic acid TFP (solution) (Trial 1) TFP (solution) (Trial 2) 1.05g (2...
9. A solution of 1,035 g of benzoic acid in 8.525 g of lauric acid had a freezing point of 39.6 C What is the molar mass of benzoic acid? The freezing point of lauric acid is 43.2 C and Kris 3.60 C.kg/mol.
REPORT SHEET EXPERIMENT Freezing Point 19 Depression A. Preparation of experimental apparatus and acid aPreparation of experimental apparatus and freezing point determinati freezing point determination of laurie I. Mass of freezing point depression apparatus 2. Mass of freezing point depression apparatus with lauric acid 8n 519 ang 3. Mass of laurie acid used mass acid ana nd arpo B. Freezing point determination of a laurie acid solution 4. Designation of unknown 5. Mass of added unknown, Exp. 3 6. Mass...
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...
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