If the fluid inside a cell has a 1.5% solute concentration, which of the following solution(s) would be considered HYPOTONIC? SELECT ALL THAT APPY A. A solution with 3.4% calcium phosphate concentration B. A solution with 1.4% glucose concentration C. A solution with 2.5% potassium chloride concentration D. A solution with 0.5% sodium chloride concentration
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If the fluid inside a cell has a 1.5% solute concentration, which of the following solution(s) would be considered HYPOTONIC? SELECT ALL THAT APPY
A. A solution with 3.4% calcium phosphate concentration
B. A solution with 1.4% glucose concentration
C. A solution with 2.5% potassium chloride concentration
D. A solution with 0.5% sodium chloride concentration\
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- Compound Sodium Lactate is isotonic solution. this mean that it a. reduces movement of sodium across the membrane b.prevent movement of water across the semi permerable cell membrane c. promotes movement of water out of the cell d. facilitates equal movement of water across the semi permerable cell membranePlease order the following types of solute diffusivity from largest to smallest. 1. D pore: Diffusivity of solute in a pore 2.De: Effective diffusivity of solute through a heterogeneous membrane material 3. D AB: Diffusivity of solute in water 4. D mi Diffusivity of solute through a membrane pore relative to the bulk concentrationIn an investigation of osmosis, apple cores were submerged in different molarity solutions to determine the unknown osmolarity of the apple. To determine the molarity five uniform apple cores were massed before submerging them in different molarity solutions. After 24 hours the apple cores were massed again. Then the percent change in mass was determined for the five uniform apple cores in each molarity solution. c) Describe the environmental conditions taking place in each of the six solutions with the apples
- In an investigation of osmosis, apple cores were submerged in different molarity solutions to determine the unknown osmolarity of the apple. To determine the molarity five uniform apple cores were massed before submerging them in different molarity solutions. After 24 hours the apple cores were massed again. Then the percent change in mass was determined for the five uniform apple cores in each molarity solution. Molarity of Solution Average % Change of Mass of Apple Cores 0.0 M 21.5 0.2 M 8.0 0.4 M -7.4 0.6 M -19.2 0.8 M -22.7 1.0 M -36.3 (b) Identify the osmolarity of the apple. (c) Describe the environmental conditions taking place in each of the six solutions with the apples.Piston C Piston D Solution A Solution B Semipermeable membrane Above is a crude cartoon of a diffusion system. Two containers with solutions of sucrose in water are connected by a semipermeable membrane that is only permeable to water. Each container has a piston above it. Using this information answer the following. If the concentration of sucrose in solution A is 150mM and in solution B it's 2mM, which of the following would occur? al Piston D will feel an upward pressure. No diffusion will occur. Sucrose will diffuse from solution A to soluion B. Piston C will feel an upward pressure.Identify if A B C D and E are a hypotonic, hypertonic, or isotonic solution Concentration= percentage of sugar Ex. C= 5% sugar
- Regarding ISOTONIC solutions, which of the following are TRUE? SELECT ALL THAT APPLY A. Water movement between the ICF and EFC is equal B. Solvent concentration inside the cell and outside the cell are equal. C. Solute concentration inside the cell and outside the cell are equal. D. Solute concentraion inside the cell is equal to solvent concentration outside the cell.In an investigation of osmosis, apple cores were submerged in different molarity solutions to determine the unknown osmolarity of the apple. To determine the molarity five uniform apple cores were massed before submerging them in different molarity solutions. After 24 hours the apple cores were massed again. Then the percent change in mass was determined for the five uniform apple cores in each molarity solution. (c) Describe the environmental conditions taking place in each of the six solutions with the apples refer to picture for tableIdentify if A B C D and E are a hypotonic, hypertonic, or isotonic solution using the information given Solution Concentration= sugar
- In an investigation of osmosis, apple cores were submerged in different molarity solutions to determine the unknown osmolarity of the apple. To determine the molarity five uniform apple cores were massed before submerging them in different molarity solutions. After 24 hours the apple cores were massed again. Then the percent change in mass was determined for the five uniform apple cores in each molarity solution. (b) Identify the osmolarity of the apple.1. An artificial "cell" consisting of an aqueous solution enclosed in a selectively permeable membrane is immersed in a beaker containing a different solution, the "environment," as shown below. The membrane is permeable to water and to the simple sugars glucose and fructose but impermeable to the disaccharide sucrose. a. Draw the solid arrows to indicate the net movement of the solutes into and/or out of the cell. b. Is the solution outside the cel! isotonic, hypotonic, "Cell" "Environment" 0.01 M sucrose 0.03 M sucrose or hypertonic? 0.02 M glucose 001 M glucose 0.01 Mfructose C. Draw a dashed arrow to show the net osmosis, if any. d. Will the artificial cell become more flaccid, more turgid, or stay the same? e. Eventually, will the two solutions have the same or different solute concentrations?A cell with a total of 0.3 osmol/L is placed into a solution with a total of 0.2 osmol/L. It is assumed that the osmotic particles cannot pass through the cell membrane. Answer the following true or false questions. 1. All particles will diffuse down a concentration gradient, that is, move from a high concentration into a lower concentration 2. Diffusion down a gradient happens because particles are constantly moving (Kinetic Theory) 3. When solvent particles move down a gradient through a membrane it is called osmosis