Volume of cyclohexane (mL) 20.69 mL Mass of cyclohexane (g) ??? g Freezing point
ID: 1078846 • Letter: V
Question
Volume of cyclohexane (mL)
20.69 mL
Mass of cyclohexane (g)
???
g
Freezing point of pure cyclohexane (°C)
5.3 °C
Trial 1
Trial 2
Trial 3
Mass of weighing dish and sample (g)
2.8987 g
2.8036 g
2.6543 g
Mass of weighing dish (g)
2.5895 g
2.5994 g
2.5469 g
Mass of sample (g)
?? g
?? g
?? g
Total mass of sample (g)
??g
?? g
?? g
Freezing point of solution (average, °C)
4.1 °C
3.3 °C
2.9 °C
Freezing point depression (°C)
??°C
??°C
?? °C
Molality of solution (m)
?? m
?? m
?? m
Moles of sample in solution (moles)
?? moles
?? moles
?? moles
Molecular weight of sample (g/mol)
???x 10^??g/mol
??? x 10^??g/mol
??? x 10^??g/mol
Average molecular weight of sample (g/mol)
???x 10^?? g/mol
I AM HAVING EXTREME DIFFICULTY ANDYBIDY WHO CAN HELP I WOULD GREATLY APPRECIATE IT i NEED HELP AND IN THE LAST ONES, I NEED THE AVERAGE MOLECULAR WEIGHT OF SAMPLE IN A FORMAT LIKE THIS (8.0*10^5 G/MOL) SOMETHING LIKE THAT. I NEED HELP WITH THE CALCULATIONS IF YOU CAN SHOW WORK FOR EVEN ONE OF THE TRIALS i WILL GREATLY APPRECIATE IT
Volume of cyclohexane (mL)
20.69 mL
Mass of cyclohexane (g)
???
g
Freezing point of pure cyclohexane (°C)
5.3 °C
Trial 1
Trial 2
Trial 3
Mass of weighing dish and sample (g)
2.8987 g
2.8036 g
2.6543 g
Mass of weighing dish (g)
2.5895 g
2.5994 g
2.5469 g
Mass of sample (g)
?? g
?? g
?? g
Total mass of sample (g)
??g
?? g
?? g
Freezing point of solution (average, °C)
4.1 °C
3.3 °C
2.9 °C
Freezing point depression (°C)
??°C
??°C
?? °C
Molality of solution (m)
?? m
?? m
?? m
Moles of sample in solution (moles)
?? moles
?? moles
?? moles
Molecular weight of sample (g/mol)
???x 10^??g/mol
??? x 10^??g/mol
??? x 10^??g/mol
Average molecular weight of sample (g/mol)
???x 10^?? g/mol
I AM HAVING EXTREME DIFFICULTY ANDYBIDY WHO CAN HELP I WOULD GREATLY APPRECIATE IT i NEED HELP AND IN THE LAST ONES, I NEED THE AVERAGE MOLECULAR WEIGHT OF SAMPLE IN A FORMAT LIKE THIS (8.0*10^5 G/MOL) SOMETHING LIKE THAT. I NEED HELP WITH THE CALCULATIONS IF YOU CAN SHOW WORK FOR EVEN ONE OF THE TRIALS i WILL GREATLY APPRECIATE IT
Explanation / Answer
Volume of cyclohexane (mL) 20.69 mL Mass of cyclohexane (g) ??? g Freezing point
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