What would be the effect of each of the following on the calculated molar mass of...

90.2K

Verified Solution

Question

Chemistry

What would be the effect of each of the following on thecalculated molar mass of the solute?
1. some cyclohexane evaporated while the freezing point of purecyclohexane was being measured.
2. some cyclohexane evaporated after the solute was added.
3. some unknown power was still left one the weighing paper.
4. a foreign solute was already present in the cyclohexane?
5. the thermometer is not calibrated correctly. it gives atemperature that is 1.5 C too low at all temperatures.
6. solution didn't freeze completely.
please help me answer these. thank you! i promise to rate you:)

Answer & Explanation Solved by verified expert

4.3 Ratings (607 Votes)

molcular mass of solute M mass in grams molality 1 Tf mXKf 2 Kf cryoscopic constant Tf depression in freezing point m molality from equation 2 it can be concluded that any factor that increases Tf will increase in molality m when molality increases See Answer

Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:

Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!

Become a Member