Podcast
Questions and Answers
What factors affect the rate of diffusion?
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?
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?
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?
Which factor slows down diffusion rates in a solution?
What is the role of molecule size in diffusion?
What is the role of molecule size in diffusion?
How does concentration gradient affect diffusion velocity?
How does concentration gradient affect diffusion velocity?
What biomolecules are present in methyl orange, according to the text?
What biomolecules are present in methyl orange, according to the text?
Which compound had the lowest rate of diffusion in the experiment discussed?
Which compound had the lowest rate of diffusion in the experiment discussed?
What is present in the dialysate during the dialysis process?
What is present in the dialysate during the dialysis process?
Which sample had a faster diffusion rate than copper (II) sulfate?
Which sample had a faster diffusion rate than copper (II) sulfate?
Which factor affects the rate of diffusion based on the text?
Which factor affects the rate of diffusion based on the text?
How can you prove the presence of compounds in a dialysate based on the text?
How can you prove the presence of compounds in a dialysate based on the text?
What is the process that was mentioned in the text to test for the presence of chloride ions?
What is the process that was mentioned in the text to test for the presence of chloride ions?
Which type of solution has a solute concentration higher than that inside the cell, preventing the solutes from passing through the membrane?
Which type of solution has a solute concentration higher than that inside the cell, preventing the solutes from passing through the membrane?
What principle in biochemistry is associated with the process of dialysis mentioned in the text?
What principle in biochemistry is associated with the process of dialysis mentioned in the text?
How does the size of molecules affect the velocity of diffusion according to the text?
How does the size of molecules affect the velocity of diffusion according to the text?
In which type of solution is the solute concentration outside the cell lower than inside and allows for free movement across the membrane?
In which type of solution is the solute concentration outside the cell lower than inside and allows for free movement across the membrane?
What happens to the velocity of diffusion as molecule size increases according to the text?
What happens to the velocity of diffusion as molecule size increases according to the text?
