in the data given,  using salometer, water and salt is being combined with that the results showed that the percentage of salt dissolving in distilled water has greatest percentage, what is the reason behind?

Q: Louie performed paper chromatography to identify which among the four available reference mixtures -…

A: The technique of separating substances based on the differential migration across sheets of paper is…

Q: In the data given, it is all about measuring the concentration of salt solution using salometer in…

A: Introduction: Distilled water is water that has many of its impurities removed through distillation.…

Q: What is the relationship of concentration and absorbance based on the table and what are the changes…

A: The concentration of a solute in a solution can be determined spectrophotometrically by passing a…

Q: What is the relation of A, T and %T? Under Beer Lambert Law crux the concentration.

A: According to the Beer-Lambert law, absorbance is linearly proportional to the concentration of…

Q: Find the amount of dehydrated medium needed to prepare 15 BUTTS, 20 SLANTS, and 25 BUTT-SLANTS.

A: Slants, Butt-slants, and butts are different types of media prepared for bacterial growth. Slants…

Q: What is the purpose of doing the silver nitrate test? Write the chemical equation involved here

A: Introduction:  Silver nitrate is an inorganic compound and its formula is AgNO3 with a molar mass…

Q: For investigating the effect of pressure (height of a column of liquid), a 50-mL burette was used…

A: The cardiovascular system comprises of heart, arteries, veins, and small blood vessels. It functions…

Q: The elution order does not match the expected order for coconut oil and the peaks do not match.…

A: Introduction:- The wick, meat, and milk of the coconut palm fruit are used to make coconut oil, an…

Q: BSA (mg/ml) Absorbancy 595nm 0 0.225 1 0.310 2 0.420 3 0.510 4 0.610 5 0.720 6 0.810 7 0.915 8 0.950…

A: The Bradford assay is quick and requires roughly the same quantity of protein as the Lowry assay.…

Q: Pretend the results below were obtained for water from your well. The 10 mL tubes are Full Strength,…

A: Most Probable Number or MPN method is a way to estimate the number of microorganisms in the water…

Q: You are given as following : 20 µl pure LDH on ice, 2.0ml of 6mM NAD+, 2.0ml of 150mM lactate, and…

A: Stock concentrations of solutions provided : 20 µl pure LDH on ice, 2.0ml of 6mM NAD+,  2.0ml of…

Q: Calculate the amount of phycocyanin in Sample 1 in mg where A620=0.204 and A650=0.061, taking into…

A: Phycocyanin is a blue pigment found in cyanobacteria and certain algae. It is a phycobiliprotein…

Q: The chart below represents the results (absorbance readings) of your Bradford Assay. Use the data…

A: The Bradford protein assay is a quick and accurate spectroscopic analytical procedure used to…

Q: 1. Which solutions, if any, produced a positive slope? Was water moving in or out of the cell…

A: Osmosis is movement or diffusion of solvent through a semipermeable membrane. Dialysis tubing allows…

Q: The pH of an aqueous solution containing fermentation nutrients with low buffering capacity should…

A: Fermentation is a critical process in biotechnology and the food industry that involves microbes…

Q: 15 14 13 12 11 1.0 0.9 0.8 0.7 0.6 05 0.4 0.3 02 0.1 00 0.0 0.1 0.2 03 0.4 0.5 0.6 0.7 08 09 10 11…

A: Quantitative analysis helps to determine the unknown concentration of a substance in solution.…

Q: You obtained the following raw data when setting up a Biuret standard curve:   BSA (mg/ml)…

A: Biuret is a compound that formed when urea is warmed, which makes two urea particles to join. Urea…

Q: You are provided with a stock solution of 80 mM ATP. How much of this solution do you need to add to…

A: Concentration of a solution is used to express the amount of dissolved solute present in solvent or…

Q: Ammonia-containing window cleaners are considered pH-neutral substances true or false?

A: As chemicals are dissolved in water, the pH level of the mixture is either acidic or basic. pH level…

Q: By the means of gas stoichiometry, how soaps are created?

A: Soap is made up of animal fat or plant oil, as well as caustic soda. It dislodges dirt from surfaces…

Q: Interpret the graph. b. What does this relate to in the cardiovascular system, and is it something…

A:

Q: Refer to the chromatograph (Figure 1) below and answer the questions that follow: What is the…

A: Affinity chromatography is a separation technique that takes advantage of the ligand specificity…

Q: What graph or chart would be appropriate for this table?

A: A graph is a way of pictorially representing the data in an organized manner, thereby establishing a…

Q: The concentration of hydrolyzed nitrocefin at each time point for an experiment is given below.…

A: Nitrocefin is a chromogenic cephalosporin substrate. This substrate is used to detect the presence…

Q: Calculate the pH of a blood plasma sample with a total CO₂ concentration of 25.7 mM and bicarbonate…

A: The acid dissociation reaction taking place here is given below, where carbonic acid (H2CO3) gives…

Q: Name two alcoholic drinks produced in each of the following ways.(i) by distillation and (ii)…

A: An alcoholic drink is the one that has ethanol, a type of alcohol produced by fermentation of…

Q: Determine the amount of ascorbic acid in the unknown sample using the standard concentrations and…

A: Here, we are given the different concentration (C) values of ascorbic acid in molars (M) and the…

Q: , cylindrical tube

A:

Q: For his experiment, Brian needs to prepare 30 plates (use maximum volume), 15 slants (small test…

A: In order for the microorganisms to survive and grow under laboratory conditions we need to provide…

Q: Put these aqueous solutions in order of decreasing freezing point 0.1 m NaCl 0.1 m MgCl2 0.1 m…

A: For NaCl, i=2 as two ions Na+ and Cl- will be generated in aqueous solution  MgCl2 i=3 as three ions…

Q: 20. The physician orders 3 mcg/kg/min of Nipride. Available: 50 mg Nipride in 250 mL D5W Patient…

A: Blood pressure can be lowered using nipride. It is recommended to immediately lower blood pressure…

Q: explain what the results of this experiment are and the purpose Table 2   Absorbance vs CoCl2…

A: The Beer-Lambert Rule:  The concentration of the absorbing species and the route length of light…

Q: A 1L distilled water sample is allowed to equilibrate with the atmosphere. a) The global average CO2…

A: NOTE: Since you have asked multiple question, we will solve the first question for you. if you want…

Q: Absorbance is directly proportional to glucose concentration for both routine clinical glucose…

A: Quantitative tests help to determine the concentration of target substance in the solution. The…

Q: Table 2   Absorbance vs CoCl2 concentration   Test Tube Number Cobalt Chloride Concentration…

A: Spectrophotometry or colorimetry is an analytical technique that is used for the quantification of…

Q: If the shown serial dilutions are performed, starting with a 5M stock of sodium acetate, what is the…

A: Serial dilution is a laboratory method used in biology to dilute a concentrated substance in a…

Q: Propose a serial dilution that would give a dilution of 1/153 000 000. Each tube in your dilution…

A: The dilution factor after four dilutions is DF= 1/153000000 If the concentration of the original…

Q: A stock solution was diluted in two steps. In a first step, 0.5 ml was diluted with 9.6 mL buffer.…

A: Formula - Dilution = initial volume / final volume Final concentration = initial concentration ×…

Q: Given the following data set, which cuvettes could be used to make a standard curve for absorption…

A: A standard curve is made using known quantities and it can be used to estimate unknown quantities.…