II. EXPERIMENTSA. DIFFUSION WITHOUT A MEMBRANE (Safety goggles must be worn)1. Diffusion of a solid in a liquida.ProcedureDrop a very small quantity of methylene blue crystals into a 400 ml beaker ofstill water. The beaker should not be disturbed in any way for the duration ofthe experiment. Observe the beaker at the beginning of the experiment andagain at 15-minute intervals for a total of 45 minutes.b. ResultsUse the beaker drawings below to illustrate the appearance of the beakercontents at 15 minute time intervals.Time=0 minute72Time 15 minutesMighttoyccccccccc C.Time 30 minutesSummarize your observations below:Question1.Time = 45 minutesWhat happened to the distribution of methylene blue crystals in the beaker waterover time? What process explains why this occurred?

Diffusion Diffusion is a process involving the movement of molecules "down the gradient" i.e. from…

Answered: What happened to the distribution of…

What happened to the distribution of methylene blue crystals in the beaker water over time? What process explains why this occurred?

Principles Of Pharmacology Med Assist

6th Edition

ISBN:9781337512442

Author:RICE

Publisher:RICE

Chapter8: Forms Of Drugs And How They Act

Section: Chapter Questions

Problem 30RQ

See similar textbooks

Related questions

Q: (a). Describe the adaptations on the body of amniotes to fully live on land. S

A: According to our guidelines, only 1st question can be answered and rest of the questions can be…

Q: 3. (a). Illustrate and describe the lytic and lysogenic cycles for the production of viruses. (b).…

A: Introduction : A prokaryotic organism with only one cell is a bacteria. They lack a nucleus and…

Q: Correctly identify the bacteria based of the information provided: Bacilli, Gram-, oxidase-, Motile.…

A: Bacteria are ubiquitous microscopic prokaryotic organisms that cannot be seen as such through naked…

Q: Compose a position paper on how your local government unit responds to the COVID-19 crisis and what…

A: following is position paper on how local government unit responds to the COVID-19 crisis:-

Q: 3. The diagram to the right depicts a cell submerged in a solution. The cell membrane is permeable…

A: Movement of solvents in solution from higher concentration to lower concentration through…

Q: Describe the reason why bacilli do not form cluster or tetrads.

A: The typical flora of the human body is composed of microbes. The two main variables that affect…

Q: True or False, DNA is a simple molecule made of complex units

A: DNA is a type of nucleic acid. It consists of two helices. Both the helices are joined to each…

Q: Reading from left to right, what is the nucleotide sequence on the other strand of DNA in this…

A: Answer :- D) G-G-C-A-T-A-T-G-T-A Double-stranded DNA takes the form of a helix, sort of a ladder…

Q: Mr. Miller shuffles when he walks, his left arm swings less while walking, and he's starting to lose…

A: Parkinson's Disease is a progressive disease associated with the movement of an individual. This…

Q: Explain whether the statement "The oxygen consumed during the oxidation of glucose in animal cells…

A: Cellular respiration Cellular respiration is a process by which complex sugars are metabolised into…

Q: A suggested and testable explanation for an event is called a a. hypothesis b. variable c. theory d…

A: Numerous experimental findings lead to an observation. The tests or experiments for an event can be…

Q: Explain the reason for the fact that lab should be scrupulously clean when performing the PCR by…

A: Introduction: PCR stands for Polymerase Chain Reaction. It is a technique used in molecular biology…

Q: STAMENT 1: Transfer RNA is the RNA that contains anticodon STAMENT 2: The tail added to an mRNA to…

A: Hello dear student you have asked more than one different questions in a single slot, we could only…

Q: Choose the term that best completes the sentence. A way of grouping organisms based on the…

A: Taxonomy is a specific way to name, classify and describe organisms. It includes all plants, animals…

Q: describe the steps involved in primary cell dissociation protocol, assessing cell viability and sub…

A: Answer :- As we know that Cell viability examines give a readout of cell wellbeing through…

Q: Explain the importance of using selective media when diagnosing a GI tract infection than when…

A: Once a different creature enters your body and causes illness, an infection occurs. Infections can…

Q: 1. Examine the food webs for Lake Victoria, East Africa (fig 31.2 a,b) before and after the of the…

A: Food chain length: In a food web, energy as a form of nutrients passes to the top from the base of…

Q: Does antibiotic resistance animal/fish can be transmitted to humans?

A: Antibiotic resistance Antibiotics are the compounds that are used to kill or retard microbial…

Q: n which situation would it make sense to use the morphological species concept? When you are…

A: Introduction : The fundamental unit of taxonomy used to categorise living things is the species. The…

Q: QUESTION 12 Which of the following can be considered a threat display? a. A dog raising the…

A: According to bartleby guidelines i discuss only about question number 13 related to the threat…

Q: A mother who is heterozygous for Huntington’s disease (child from mother in #8) and a father who is…

A: Huntington’s disease is an autosomal dominant diseases which means that single copy of a defective…

Q: An oocyte is an immature reproductive cell found in many sexually reproducing organisms. A crawfish…

A: A female gametocyte or germ cell engaged in fertilization is called an oocyte. It is an embryonic…

Q: consequences of mishandling the cell storage case

A: Cell storage Proper storage of cells is done to preserve them for future use as well as to transport…

Q: True or false: One of the claims of the saltation hypothesis (the hopeful monster hypothesis) is…

A: Saltation hypothesis : According to this theory , evolutionary change take place through the gradual…

Q: Determine the type of diagnostic method best suited for determining whether the bacterium had caused…

A: The phenotypic approaches involve identifying bacteria by taking into account their behaviour and…

Q: There are several neurons forming synapses on a single post-synaptic neuron that has a resting…

A: Resting membrane potential is the potential difference across the membrane of a neuron, i.e., the…

Q: If an axon ([Na+]in = 200 mM) is bathed in solution consisting of [Na+]out = 10 mM, will there be an…

A: Action potentials are nothing but the electrical impulses that transmit signals around the body.…

Q: What are some of the bioethical issues regarding ART

A: following are some of the bio ethical issues regarding ART(assisted reproductive technology):- it…

Q: Similarities and differences of intertidal zone and mangroves.

A: The intertidal zone along the shore is home to a collection of plants and shrubs known as mangroves.

Q: Which sequence of events accurately describes the history of the planet (from oldest to youngest)?

A: The history of our planet, Earth, started with the formation of the solar system. The solar system…

Q: genus of bacteria with leaky cell walls

A: Bacteria forms a large group of unicellular prokaryotic organisms that do not contain nucleus and…

Q: Who discovered Caulerpa lentillifera?

A: Caulerpa lentillifera is a green alga - a sea weed which is one of the edible species of Caulerpa.…

Q: What letter indicates the mechanical stage knob for moving the slide holder on the compound light…

A: Mechanical stage is one of the important part of a compound microscope. It holds the slide steadily…

Q: What defense benefits do ants provide to acacia trees? What benefits do acacia trees provide ants?…

A: The figure provided in the question represents the relation between the acacia trees that are found…

Q: Explain the role and functioning of chaperone proteins. Explain, why several chaperones…

A: Introduction :- Proteins called chaperones direct other proteins along the correct folding paths.…

Q: Fill in the data table below. An example attached below is provided as a guide. Microorganism:…

A: Introduction The influenza virus family includes the A, B, C, and D strains. Nearly every winter in…

Q: Examine the given sets of table below. Which disinfectant is the MOST recommended? Support and…

A: given here are set of disinfectants with their phenol coefficient and growth of bacteria after…

Q: 1. Draw a schematic of a stretch of DNA (horizontally) in the space below to represent a gene a. Put…

A: DNA deoxyribonucleic acid is a genetic material in many organisms this genetic material inherited to…

Q: Determine the type of diagnostic method best suited for determining whether the bacterium had caused…

A: The phenotypic approaches involve identifying bacteria by taking into account their behaviour and…

Q: Suppose you got ill. When you have come to the doctor, he gave you antibiotics medication without…

A: Introduction An antibiotic is a particular class of antimicrobial agent that works against…

Q: Explain the two methods currently used to detect unsafe food industry practices.

A: Food deterioration is the term used to describe unfavourable fermentation in food that causes…

Q: which situation would it make sense to use the phylogenetic species concept?

A: Phylogenetic species concept The phylogenetic species concept is used to study how closely the…

Q: Explain the information gained about the function of WDR62 from the DNA sequence of the normal human…

A: A neurological condition known as microcephaly is brought on by a mutation, or altered DNA sequence.…

Q: Describe the importance of observations made by Hooke and Van Leeuwenhoek.

A: Animals, plants, and microorganisms make up the ecosystem. The environment is inhabited by…

Q: e: Whether ribosomal RNA genes were "born" perfect.

A: Ribosome Ribosomes are the cell organelles responsible for protein synthesis in almost all living…

Q: Determine the reason due to which scientists think that new genes arise by the duplication of an…

A: Genes are the fundamental building block and essential component of heredity. Genes grow and evolve…

Q: Using the Benedict's test as an example, explain the purpose of the positive and negative control.…

A: Introduction Benedict's reagent is a complicated mixture of copper(II) sulphate pentahydrate, sodium…

Q: Identify the desired component from a local biomass and devise an extraction procedure for it.

A: Answer :- As we know that In this method oil and fat from the strong algal biomass is extricated by…

Q: Instructions Read/review all links in the Learning Resources (including "water" in Week 4).…

A: Introduction Glycogen is the source of energy during strenuous activity. Intense physical exercise…

Q: At which level in the hierarchy of structural organization would mitosis best fit into?

A: Introduction :- A cell prepares for cell division by replicating its chromosomes, segregating them,…

Question

II. EXPERIMENTS
A. DIFFUSION WITHOUT A MEMBRANE (Safety goggles must be worn)
1. Diffusion of a solid in a liquid
a.
Procedure
Drop a very small quantity of methylene blue crystals into a 400 ml beaker of
still water. The beaker should not be disturbed in any way for the duration of
the experiment. Observe the beaker at the beginning of the experiment and
again at 15-minute intervals for a total of 45 minutes.
b. Results
Use the beaker drawings below to illustrate the appearance of the beaker
contents at 15 minute time intervals.
Time=0 minute
72
Time 15 minutes
Might
toy
ccccccccc

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.

Similar questions

Give 3 uses of calculations of concentrations of solutions to the medical settting.
46 50 52 60 41 46 55 Find the ff. WITH SOLUTION PLEASE MeanMedianModeSDVarianceCVQuartile 2Decile 7Percentile 25Percentile 30
1. Determine the serial dilution used from the original water sample (100 mL) with 4.8 x 105 CFU asshown in the diagram.
Relate the terms presented in the first column with the information in the second column; i. Temperatureii. face speediii. Relative humidityiv. Transport and storage timev. Exposure time and concentration of pollutants (__) May influence the integrity of the sample;(__) Influence the amount of sample collected(__) Defines the choice between a sampler containing hydrophilic adsorbents or one with hydrophobic adsorbents.(__) Influences the effective length of the diffusion path.(__)Variation in sampling due to its influence on the diffusion coefficient
I do not understand the results of this experiment, explain what the results of this experiment are and the purpose Table 2 Absorbance vs CoCl2 concentration Test Tube Number Cobalt Chloride Concentration (mol/mL) Absorbance at 510 nm 1 0.000 0.000 2 0.009 0.024 3 0.018 0.055 4 0.027 0.085 5 6 0.036 0.045 0.112 0.138 7 (Unknown) 0.088
1. What is the actual magnification of Cell X? Explain the solution .
This is what I did: to find change in concentration: 7.80e-18 - 4.50e-17 = -3.72e-17 Then applied diffusions law: (1.70e-9 x -3.72e-17 *5.20) / 1.00e-6 = -3.28848e-19 to convert to micrograms = -3.28848e-19 * 16g/mol * 1e6 mg/g = -5.26237e-12 micrograms.
Principle of Neutralization Tests (NT).
1. What would be the effect of the following errors in chromatographic work? a. The solvent level in the developing chamber is higher than the spotted sample. b. Too much sample is applied to the paper. c. The paper is allowed to remain in the chamber after the solvent front has reached the top of the plate.
The strength of ionic interactions is weaker in water than inan anhydrous medium. Explain how water weakens theseinteractions.
1. Why are medical technologists essential in the clinical chemistry section? 2. Why is the micropipette an important tool in the clinical chemistry section?
1. What is the importance of Carbonate/Bicarbonate buffer system forthe oceans. What would happen if the amount of CO2 in the atmosphere were to sharplyrise? Explain. 2. What is the difference between molarity and normality? Explain 3. Explain the differences between Type I, Type II, and Type III sedimentation. 4. Explain how to conduct a jar test to obtain an optimum coagulant dose. 5. What is the purpose of the water treatment? Explain. 6. What is the difference between laminar and turbulent flow? Explain. 7. List the four categories used to describe drinking water quality 8. Define head loss and briefly explain why calculating head loss is important for filterhydraulics.