Please show how the solution of the concentration (the highlighted color) of the unknown solution
Q: A solution is made by dissolving 9.5 g of sucrose, C12H22O11 (molar mass 342.3 g mol-1) in water to…
A: Molarity of the solution is defined as the mole of solute, which is dissolved in the per (L) liter…
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A: A protease (also called a peptidase or proteinase) is an enzyme that catalyzes proteolysis.…
Q: which of the following is a characteristic of a buffer? a. The pH will go down significantly when…
A: Buffers are solution which resist the change in pH upon addition of acidic or basic compoents.
Q: volumetric flask is made to prepare a certain chemical concentration through dilution for example if…
A: Asked : There is no volumetric flasks prepare 0.2N of acetic acid from 1 N acetic acid stock…
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A: Pure water and solutions of ionic or covalent compounds behave differently in their physical…
Q: The turn tonicity Refers to the strength of solutions. True or false?
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Q: What volume of 10X TBE buffer should you use to make 100mL of 1X TBE buffer? 10mL 1mL 0.1mL 100mL
A: TBE buffer stands for Tris-Borate-EDTA buffer. It is used for both agarose and polyacrylamide gel…
Q: Molality means Gram equivalent of solute in A 1000ml of solution Moles of solvent in 1000ml of В…
A: Molality , also known as molar concentration is defined as amount of substance dissolved in a…
Q: what is the molar concentration of 80g of glucose dissolved in sufficient water to make two liters…
A: We know, the molecular weight of glucose is 180.1 g/molThe molar concentration of 80g of glucose…
Q: You are instructed to perform the following three serial dilutions of a salt solution: 1:8, followed…
A: Dilution = initial volume / final volume Total dilution = multiply all the previous dilutions
Q: Calculate the mass percent of this solution
A: 16.7 grams in 645 ml solution Density of solution : 1.09 g/ml
Q: Which of the following represents a Buffer solution?
A: Buffer solution can be defined as the solution which resists changes in pH when acid or alkali is…
Q: Using a pH meter, you find the pH of an unknown solution to be 8.0. How would you describe this…
A: pH is a measure of the acidity or alkalinity of a solution. The pH value states the relative…
Q: Amount of water added (mL) Amount of Stock Solution (mL) Final Concentration A Solution 1 0.…
A: The concentration of unknown solution can be calculated from the formula C1V1= C2V2 Where C1=…
Q: You have started with 0.37 g of an unknown acid. You follow the procedure outlined in the video…
A: The scale which is helpful for measuring the acidic nature or basic nature of aqueous solutions is…
Q: Match the following terms:___Solute (a) A mixture of two or more…
A: Solution is a homogenous mixture that consists of two or more substances to form a single phase. The…
Q: A can of cola consists mostly of sugar dissolved in water, with some carbon dioxide gas that makes…
A: Answer - Cola consists mostly of sugar dissolved in water, with some carbon dioxide gas that makes…
Q: You have 200 mL of a 1.5 M glucose solution. How many moles of glucose are there?
A: Introduction: Glucose is a monosaccharide and a major source of energy for the living body. The…
Q: A solution at pH 4 is _____ times as _______ as a solution at pH 7.
A: A solution at pH 4 is _____ times as _______ as a solution at pH 7. A pH of 7 is neutral. A pH less…
Q: Using a pH meter, you find the pH of an unknown solution to be 8.0 how would u describe this…
A: The solution is a mixture of two substances in which one substance dissolves the other substance.…
Q: In the image above, the substance indicated as B is a(n) ____.
A: Enzymes are biological catalysts that increase the rate of chemical reactions happening inside the…
Q: As the pH increases the [ H+ ] ____, and as the pH decreases the [ H+ ] ____
A: A solution's acidity or alkalinity can be determined by the pH scale, which measures hydrogen ion…
Q: The pH of a solution is an abbreviation conveying what information about that solution? A solution…
A: More the dissolved H+ ions more acidic is the solution, and if the number of dissolved OH- ions…
Q: 10mL of 1x solution from a 2x stock solution.
A: Dilution formula - C1V1 = C2V2 C1 = concentration of stock C2 = final concentration V1 = volume of…
Q: placed in an unknown solution. Micrographs were taken at the start of the experiment and a two…
A: Given information: RBCs are placed in unknown solution Micrographs are taken before the experiment…
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: What is the pH
A: This question is based on the Henderson-Hasselbach equation. According to this equation,” when the…
Q: 10 mL of 0.5 M CuSO₄ * 5H₂O solution from 10 M CuSO₄ * 5H₂O solution
A: CuSO₄ * 5H₂O solution is copper sulphate pentahydrate solution. The concentration of stock solution…
Q: Which one of the following is universal solvent? Select one: Ethanol Acid Water Methanol
A: A solvent is a substance that has the ability to dissolve solutes. The mixture of solvent and solute…
Q: Calculate the pH of a solution containing 0.0314 M malic acid and 0.020 M potassium hydrogen malate.…
A: Given Values: Ka1 = 3.48×10-4 Ka2 = 8×10-6 Conc. of malic acid = 0.0314 M Conc. of potassium…
Q: A buffer solution comprises which of the following? O a. Astrong acid in solution O b. Astrong acid…
A: Biomolecules - Biomolecules are the molecules which are present in in living organisms. They can be…
Q: This is uncomplete solution. Please read the question
A: Environmental stress can be defined as the condition that causes deviations from the optimum…
Q: Is a solution highly concentrated if it is saturated? Is a solution saturated if it is highly…
A: A saturated solution is a solution in which the solvent cannot dissolve any more solute to increase…
Q: Using the sodium chloride equivalent method, make the following solution isotonic with respect to…
A: Any solute that dissolves will create an osmotic pressure when the solution is present across a…
Q: Which of the following are solutions?(a) Italian salad dressing(b) Rubbing alcohol(c) Algae in pond…
A: The term mixture in chemistry is defined as a material. It is made up of two or more different…
Q: HOW THE DRAWING, EQUATION, AND SOLUTION
A: With the above diagram, the ratio comes out to be 1:2.
Q: When some of the sugar added to iced tea remains undissolved on the bottom of the glass, the…
A:
Q: A solution contains 40 g of common salt in 320 of water. Calculate the concentration in terms of…
A: Mass per cent is a way of expressing a concentration or describing the component in a particular…
Q: Calculate the amount of each solution needed to make 750 mL if a dextrose 25% solution given only a…
A: Given- We make 25% dextrose of 750ml by using 60% and 5% dextrose. Use alligation method for such…
Q: How will you know when the endpoint of the titration is reached? Why is it necessary to mix the…
A: Reaction It is a process in which reactant molecules react to each other and form another molecule…
Q: The pH of a solution is 7, what is the H+ concentration? Group of answer choices 1 x 10e-7 M 1 x…
A: Introduction: pH is an indicator that helps to determine whether the solution is acidic or basic. It…
Q: determine the amount of solute and solvent needed to prepare to feeding solution for a 12 hour shift…
A: For calculation the solute and solvent, there are two calculations; ratio proportion and formula…
Q: You want to use a serial dilution to make a 1/50 dilution. The first dilution you make is a 1/5…
A: Introduction Dilution is a process by which the concentrations of solute are lowered down in a…
Q: Which biological solution in Data Table II is the most acidic and what information helped you come…
A: PH represents the degree of H+ ion concentration in a solution. PH scale includes different PH…
Q: Solution A is 20 degrees celsius, Solution B is 80 degrees celsius (both are the same kind of…
A: The amount of heat required per unit mass to increase the temperature by one degree Celsius is known…
Q: Which of the following is TRUE if pH is higher than the pka of the buffer? O [weak acid]…
A: A buffer is a solution that is composed of a weak acid and its conjugate base. The pKa value is the…
Q: Essay type : Answer the following questions. (please intend me atleast 3 to 4 paragraphs) Why are we…
A: Why are we considering water as the universal solvent?
Q: How much of a 5x buffer and how much water should be added to make 1 L of a 1x solution
A: For application, it's normally diluted to a "1X" concentration. A 5X concentrated solution, for…
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- Match the number in the image with the correct name for the lab supply 1 2 ♡ AGEN QIAGEN QIAGEN QIAC RIVCEM БИЗӘДІС RNeasy Mini Kit (50) Cat. No. 74104 Store at room temperature (15-25°C) WEZAIO QIAGEN 2 GDIVERM QIAGL K (20) QIAGL умени DAIO QIAG GAGEN GIVCEN QIAGEN QIAGEN ИЗОМО QIAGEN NEA QIAGEN QIAGEN N QIAGEN QIAGE Buffer W AGEN Lysis buffer 45 m Buffer RPE Wash buffer 11 ml concentrate to ustan 5 m Butter R U 3 clear collection tube centrifuge tube pink column (with filter) PhaseLock tube pink column (with filter) inside a clear collection tube <A patient is prescribed venlafaxine 37.5 mg daily for 7 days, increasing by 37.5 mg every week until a maximum daily dose of 225 mg is reached. A total of 8 weeks treatment must be dispensed. You supply your total stock of 84 venlafaxine 37.5 mg tablets. How many tablets are still owed to the patient?Doctors order Tazicef (ceftazidime) 1.5 g IV Q12H. Refer to the label below. How much Tazicef will you draw up for one dose? NDC 0409-5086-11 equivalent to 6 grams ceftazidime TAZICEF® Store at 20° to 25°C (68' to 7) (See USP Controled Room Temperaturel Primarily for institutional use. MPÓRTANT: This vial is under reduced pressure, Addition of diluent generates a positive pressure. Before reconstituting, see Instructions for Reconstitution. Usual Adult Dosage: 1 gram every 8 to 12 hours. Ih severe, refractory or Ite-threatening infections, 2 grams every 8 hours. See accompanying prescribing information. In two stages, add Sodium Chloride Injection, Sterile Water for Injection or Bacteriostatic Water for Injection according to table below. See accompanying prescribing information. SHAKE WELL, Use promptly. (Discard vial within 4 hours after initial entry.) Ceftazidime For Injection, USP Approx. Concentration Amount of Duent gram/5 ml 1 gram/10 mL 26 mL 56 mL 10 PHARMACY BULK VIALS NOT…
- Determine the correct check digit for the UPC of PH food prod: 1. 4-808887-03001- ?(purefoods corned beef) 2. 4-800088-11520-? (virginia spaghetti sauce)The McFarland 0.5 standard is for quantifying the amount ofNorei Alizay t tntio tu NealHi KuluuGuluut 1O8 Name: Thermometer Worksheet Write the temperature reading to the nearest tenth degree underneath each of the examples below. IS "F 1018 316 317 318 319 4h t412 1. Reading: 96 98.6 00 14. 36 317 318 319 40 4he 42 4h E 42 2. Reading: . 96 1.918.6...J00I 14 16 "FL. 1018 316 37 318 319 40 4h t 42 ....... 3. Reading:. 98.6 700 316 317 318 319 40 4ht42 4. Reading: . 316 317 318 39 4h e 42 5. Reading:. 96 1 98.6. j00 12..14J. 6 F 108 Immi 1 316 317 318 319 404h E 42 6. Reading: 96 | 98.G 0 316 317 318 319 410 4h t42 7. Reading: . 96 | 98.6l 10 16 FL 1018 316 317 318 319 8. Reading: 916 1. 98...y00...ul 316 317 318 319 4h t42 9. Reading: 916 98.d 100 12.1. 14|6 F 1018 316 317 318 39 40 4h t42 eading: .
- Calculate Nabil's BMI O 95/(1.70X1.70)= 32.8 O 95/(1.7 x 2)= 27.9 O 95/1.7= 55.8 O 95/ 170= 18.5A126lbpatientreceivestheophylline6.67mcg/kg/minfor4hourstohelpwithshortnessofbreath. Recommend an infusion rate, in milliliters per hour, if a 500 mL premixed bag contains 1,000 mg of theophylline?Why do doctors not accept HMO?
- A patient requires 2200 kcal/day from D50 (50% dextrose) and 8.5% aa (initial concentration). What is the hourly final goal rate of TPN? Group of answer choices 45 ml/hr 90 ml/hr 110 ml/hr 75 ml/hrThe adult RDA of riboflavin is 1.3 mg. If one glass (100 mL) of apple juice contains 0.014 mg of riboflavin, how much apple juice would an adult have to consume to obtain the RDA?Using the provided data on the activity part, what is the acquired R value? Is it acceptable or not? If not, what laboratory techniques should be improved? Concentration Absorbance 6 3.69267 8 3.69667 10 3.69667 12 3.701 14 3.708 16 3.70867
