1) Dilution fraction 2) Water

Q: 2nd Question: For the above conditions, what is the corresponding dosage of chlorine and…

A: As a public health engineer, the task of designing an effective disinfection system for controlling…

Q: How much solute do you need to add to the 800 μL of diluent in the first microcentrifuge tube to…

A: Option (a) is the correct answer as 200 μL of solute it to be added to 800μL of diluent to make…

Q: 8. Which method can separate different cell structures from each other in a biology lab? A)…

A: Introduction  Cell structures are the different components that make up a cell. Cells are the basic…

Q: Devise a serial dilution scheme to prepare a 10-5 dilution on a plate using the least number of…

A: A stepwise dilution technique used to obtain a series of dilutions with decreasing concentrations of…

Q: D A с E H Using the diagram above, answer questions 26-35: 26) To focus on a specimen when you are…

A: An optical tool used to magnify small things such as a microscope. The objective lens, eyepiece,…

Q: If any of the water sample plates had a lawn or too many colonies to count, what might you have…

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Q: Describe two methods of water analysis.

A: Water could dissolve most of the biological molecules in it and so it is known as a universal…

Q: 3. We made 450 mL of 2.5% Luria Broth (LB) for our bacterial cultures. a) What is the final…

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Q: 1. One (1) mL of spring water were added to a petri dish to which 30 mL of melted Plate Count Agar…

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Q: Is the Peptone Iron Agar (PIA) a complex or defined medium? Explain based on its composition. Is the…

A: Depending on their composition, media can be classified as defined and undefined media. Defined…

Q: 15. Calculate and explain how to make 800 mL of a 5% solution from a 20% solution.

A: A solution is a homogeneous mixture of two or more substances in relative proportions that can be…

Q: X D A B C 11:32 E MT Sp 24 H K 56% 50 5 Using the diagram above, answer questions 26-35: 26) To…

A: 26) To zero in on an example with the examining power objective focal point, you would utilize the…

Q: 6. A solution made up of 500 mL of 50% dextrose, 500 mL of 8.5% Aminosyn, and 300mL of sterile water…

A: Dextrose, often known as glucose is a monosaccharide carbohydrate and a simple sugar. It is a…

Q: 5. River water samples are diluted to 10^-2, 10^-3, and 10^-4. You plate 500μl of each dilution,…

A: CFU refers to the colony-forming unit and it gives us the idea of no. of living or viable cells in…

Q: Joshua is showing a bacterium having high pH requirement for its growth. With this, he has to…

A: For titration low conc. of Acid and base used because at the time of titration, we add volume. if…

Q: . For each of the following separation methods covered in class, describe the basics of how that…

A: The question asks for a brief explanation of several separation techniques commonly used in…

Q: To make a 1:100 dilution of a concentrated solution, you could O Mix 1 ml concentrated solution and…

A: Dilution in chemistry is the process of lessening the concentration power of a solute by adding in…

Q: Using the picture below, which beaker(s) contain a solution that is hypertonic to the bag? 0.2M 0.6M…

A: Osmosis is the transport of solvent molecules from higher concentration to lower concentration…

Q: What happened when potato strip placed in salt water?

A: 1) A solution mixture that exhibits a higher concentration of salt than the surrounding medium. Then…

Q: A neighboring group claims to have achieved a 120% recovery after weighing their compound…

A: Introduction  Vacuum filtration is a process in which the air beneath the filter paper is evacuated…

Q: If I add 10 microliters of a culture at 106 cells/mL to 990 microliters of nutrientbroth, what is…

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Q: 1. One gram of sludge was added to a 99 mL dilution blank. Three 1/10 dilutions were then made. From…

A: Colony-forming units per milliliter, or CFU/ml, are measured in the sample. It provides us with an…

Q: Which of the following indicates buffering in the titration given in the image below? 12 1000000 11…

A: A buffer is a aqueous solution which is used to resist the pH change upon addition of acid or base.…

Q: Which is statement below is the correct definition of the Sterility Assurance Limit (SAL). Select…

A: Sterilization and pasteurization are the two methods of destroying harmful microbes. The…