Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Diffusion Experiment with Copper (II) Sulfate and Prussian Blue

18 Questions

0 Views

Diffusion Experiment with Copper (II) Sulfate and Prussian Blue

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What factors affect the rate of diffusion?

Photosynthesis, acidity of solutions, kinetic energy

Tonicity, dialysis, molecule size

Silver nitrate test, equilibrium, chlorophyll absorption

Temperature, concentration gradient, molecular mass of particles (correct)

How does temperature impact the rate of diffusion?

Lower temperatures increase molecular motions

Lower temperatures increase the concentration gradient

Higher temperatures increase the diffusion rates (correct)

Higher temperatures decrease kinetic energy

What happens to diffusion rates as molecules get closer to equilibrium?

They remain constant

They slow down (correct)

They stop completely

They speed up

Which factor slows down diffusion rates in a solution?

Heavier molecular mass Signup and view all the answers

What is the role of molecule size in diffusion?

larger molecules tend to diffuse slower than smaller ones. Signup and view all the answers

How does concentration gradient affect diffusion velocity?

Higher concentration gradient speeds up diffusion Signup and view all the answers

What biomolecules are present in methyl orange, according to the text?

Carbohydrates Signup and view all the answers

Which compound had the lowest rate of diffusion in the experiment discussed?

Copper (II) sulfate Signup and view all the answers

What is present in the dialysate during the dialysis process?

Only chloride ions from NaCl Signup and view all the answers

Which sample had a faster diffusion rate than copper (II) sulfate?

Bread Signup and view all the answers

Which factor affects the rate of diffusion based on the text?

Temperature Signup and view all the answers

How can you prove the presence of compounds in a dialysate based on the text?

$\text{Biuret test}$ Signup and view all the answers

What is the process that was mentioned in the text to test for the presence of chloride ions?

Osmosis Signup and view all the answers

Which type of solution has a solute concentration higher than that inside the cell, preventing the solutes from passing through the membrane?

Hypertonic solution Signup and view all the answers

What principle in biochemistry is associated with the process of dialysis mentioned in the text?

Tonicity Signup and view all the answers

How does the size of molecules affect the velocity of diffusion according to the text?

Smaller molecules diffuse faster than larger molecules, increasing velocity Signup and view all the answers

In which type of solution is the solute concentration outside the cell lower than inside and allows for free movement across the membrane?

Hypotonic solution Signup and view all the answers

What happens to the velocity of diffusion as molecule size increases according to the text?

Velocity of diffusion decreases as molecule size increases Signup and view all the answers