Which statement is true for the following Mass spectra: arbitrary 0.8 9°0 0.4 0.2 10 20 30 40 50 60 70 80 90 100 110 120 m/z © 2012-2020 John Wiley & Sons, Inc. Portions provided by AAFS. All Rights Reserved.

Q: What is the volume of added acid at the equivalence point? Express the volume in milliliters to two…

A: The graph for pH versus volume of the acid added is given below : We have to calculate the volume…

Q: How to determine the difference between primary , secondary and tertiary alcohol in the laboratory

A:

Q: Part IlI: Determination of Saturated Solutions

A:

Q: 0.4ml to minims

A: ml and minims are unit of Volume   1 ml = 16.2307 minims 0.4 ml =0.4 × 16.2307 minims0.4 ml =6.49228…

Q: Importance of Standardization of NaOH

A: Standardization of a solution is done during the experiment of titration. In titration,…

Q: how would you prepare 9 liters of a 50% dye solution beginning with a 60% stock dye solution?

A: Given :-  Initial concentration or concentration of stock solution = 60%  Final concentration or…

Q: A solution of FESCN2+ has a concentration of 1.00 × 10-2M and an absorbance of 0.755. What is the…

A: Introduction: Beer's Lambert law shows the linear relationship between the concentration of the…

Q: If  niferex liquid solution provides 10 mg of elemental iron in 1 teasepoonful, how many mL of…

A: We need to calculate mL of solution required to provide 55 mg of elemental iron.

Q: I have to make a solution that contains Toluene, ethyl acetate, and glacial acetic acid With a ratio…

A: Given, A solution that contains Toluene, ethyl acetate, and glacial acetic acid With a ratio of…

Q: Pure aspirin has a melting point of 135-136 °C. Before the melting point was determined - if the…

A: Melting point is the temperature at which a substance changes from a solid to a liquid phase at…

Q: Describe the cleansing action of soap and detergent

A: cleansing action of both soaps and detergents results from their ability to lower the surface…

Q: Data Table 1 Enter the calculated molarity and measured conductivity values in the table. Data Table…

A: Note: Conductivity values comes from the readings of Conductometer. Molarity can be calculated as:…

Q: Table 1: Absorbance of X solution (575 nm)     Concentration (mg/ml)   Absorbance 0.025…

A: The relation between absorbance and concentration can be given as follows; A = e C l Where, A =…

Q: what concentration does surfactant polyoxyethylene sorbitan monolaurate have to make a measurement…

A: Surfactant polyoxyethylene sorbitan monolaurate, commonly known as polysorbate 20, is a versatile…

Q: Is gel hand sanitizer classified as a solution?

A: In chemistry, a solution is a homogeneous mixture composed of two or more substances. In such a…

Q: What does the process of recrystallization accomplish? 1) Place toxic chemicals into pure materials…

A: Recrystallization is the process of purification of organic compounds. Hence, the process of…

Q: Topic: Pricing the Prescription  1. Solve the Professional fee and Mark up % 2. What is the…

A: The objective of this question is to show the determining the professional fee, the markup…

Q: want to see the solution in a tablula form

A: we need to find the limiting reagent for a given reaction.

Q: How much diluting fluid would be required to make 100 mL of a 1/100 dilution from an undiluted stock…

A: First the given data Final volume = 100 mL Dilution = 1/100 Find out the diluting fluid volume

Q: Which of the following methods is used to determine "dissolved metals" in a water sample? O Digest…

A: Effluents from industries like textile, leather, dyes, paints, electroplating, galvanizing and other…

Q: Select all of the statements that are true about the melting point of an impure compound. The mp…

A:

Q: According to the USP, the percentage purity of ascorbic acid in tablets must be 90.0% to 110.0%. The…

A: The answer is shown below.

Q: -S NaCN H₂0

A: In an SN2 (Substitution Nucleophilic Bimolecular) reaction, sodium cyanide (NaCN) can act as both a…

Q: Calculate the water content of antibiotic powder weighing 350 mg. The water equivalent factor is 4.6…

A: The % of water content in the drug is determined by the formula is shown below. The antibiotic drug…

Q: Name of chemical Molecular weight Amount used Number of millimoles Ethyl acetoacetate 130.14 g/mol…

A: Given: Table of ingredients with chemicals, their molecular weight, amount used and number of…

Q: How to separate water and alcohol using salt? What ks polydensity bottle?

A: Sodium chloride (salt ) dissolved well in water, but poorly in alcohol. When salt is added to the…

Q: Why is a salt solution used in the preparation of soap

A: In this question we have to write the explanation why salt added in the solution during the…

Q: How many kilograms (kg) of 20-20-20 soluble fertilizers should you add to a 50 gallon concentrated…

A: 20-20-20 fertilizer refers to a NPK fertilizer having N:P:K = 20:20:20.

Q: Graph data with Concentration on the x-axis and Absorbance on the y-axis. Find the line of best fit…

A: A question based on analytical chemistry.. Using the given data, the line of best-fit of the graph…

Q: what is the chemical formula of 40% LiCl solution absorb water? How does 40% LiCl solution absorb…

A: 40% of lithium chloride has formula LiCl or CILi as, Lithium Chloride has the chemical formula LiCl…

Q: A…

A:

Q: Describe the steps involved in recrystallization.

A: The process which is used to purify the impure compound from a solvent is known as recrystallisation…

Q: Give the name of material which is used for water purification.

A: Removal of unwanted chemicals, biological contaminants, suspended solids and gases from raw water to…

Q: Information about a Water Sampler

A:

Q: Dissolution 0.01 M HCI Distilled H20 Concentration (mg/ml) Total amount Concentration (mg/ml) Time A…

A: Dissolution is the process where a solute in gaseous, liquid, or solid phase dissolves in a solvent…

Q: Concentration of TZ stock solution (μMμM) 42.06

A: Given Data:Concentration of TZ stock solution (μM)42.06To determine:

Q: How much of copper sulphate pentahydrate we need to prepare 0,5L 0,1 M solution?

A: Given, Molarity of the solution = 0.1 M = 0.1 mol/L Volume of the solution = 0.5 L mass (in grams)…

Q: “Oh man, our supply person didn’t put in our order for 70% alcohol. All we have are liters of 100%…

A: Given that, alcohol with concentration of 100% and 90%. we have to make different concentration of…

Q: what does it mean to have 12% of percent error while conducting an experiment in determining the…

A:

Q: Most of us have had a glass of water from a Brita® pitcher. What is inside of a Brita® filter…

A: The Brita filter cartridge is composed of copolymer of styrene methyl methacrylate.

Q: Ter solution differ from an unbuffered solution

A:

Q: How does sugar preserve food materials? Is it a better preservative than salt? Why or why not?

A: Please find your solution below : In food materials, sugar helps to preserve the colour, texture and…

Q: 500 ml of 2000 ppm of sodium chloride is equal to 1g False True

A: ppm means parts per million. ppm is also expressed in (mg/L). In the case of solute (solid)…

Q: 5) Define, classify and briefly describe what is detergent.

A: It possesses the cleaning properties on reaction with water.  Its action mechanism is similar to…

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.