What are the proper steps to use a mass balance?

Q: 3. A mixture containing only AgCl (FW 143.32) and AgBr (FW 187.77) weighs 2.000g. It is…

A: Here we are required to find the percentage of AgCl and AgBr in 2 gm of sample

Q: use ion exchange method in analytical separation to separate mercury and nickel from polluted water…

A: Basically the river bodies are polluted by the heavy metals like Cadmium,Mercury,nickel. Mainly…

Q: Briefly explain what you should do before you dispose of waste or excess materials.

A:

Q: It takes 27 microliters of solution to produce a spot with a 1.2 cm diameter. If the Cu(NO3 )2…

A: This is an example of paper chromatography. Given, It takes 27 microliters of solution to produce a…

Q: To analyze the residual toxins and sugar content of a sample of a fruit, propose and discuss the…

A: When two more substances exist in a solution with definite proportions, it leads to the formation of…

Q: IXing salt and suga

A: There are two kinds of change we can see around  Physical change Chemical change Physical change…

Q: True or False: The distribution of gunpowder particlesand other discharge residues around a bullet…

A: Shape and density of gun powder or discharge residues varies according to the distance from which…

Q: True or false: Particles with small surface area to volume ratios hold more water than particles…

A: The water holding capacity of particles is important to determine in the field of agriculture as…

Q: Which of the following statements is true?   After drying a sample in the oven, you can place it…

A: There are three types of substances or matter. These three types are solid, liquid and gas.…

Q: Area or Field Medicine ommunication Consumer Product Some Chemical Components (Chemical Formula) Use…

A: Consumer Product  Consumer products are those that are purchased by the typical customer for…

Q: For questions 48-55, please refer to the following:   In order to form Ba(IO3)2, 500 mL of 0.5000…

A: Molarity of Ba(IO3)2 = 0.5 M Volume of Ba(IO3)2 = 500 ml Molarity of NaIO3 = 0.5 M Volume of NaIO3 =…

Q: Explain three different types of mass spectrometers. Differentiate them, construction,working and…

A: Interpretation - To explain three different types of mass spectrometers and we have to differentiate…

Q: .Write any two safety measures he can follow while heating a solution in a test tube.

A: The safety measures can be follow while heating a solution in a test tube.

Q: Given the following data in this experiment: Mass of potassium nitrate used to create the solid…

A: From the above given datas of each mass samples, we have calculated percent recovery for the…

Q: Arrange the steps of gravimetric analysis in chronological order

A: Gravimetric analysis is a quantitative method of the measurement of the substance on basis of their…

Q: List and Define kinds of samples according to size:

A: This is a question from Analytical Chemistry. Sample size means amount of sample taken for analysis.…

Q: Low of constant composition

A: In this question, we will see the defination of Law of constant composition and it's example.  You…

Q: Crude Substance Sublimate Wt. container + sample, g Wt. container, g Wt. sample, g 23.5 22.2 18.4…

A:

Q: Fill in Blaaks.

A: When we carry out the halogenation of benzene we get the iodobenzene as Product . For this we…

Q: Part A Measure and record the masses of all the metal strips you set out in front of the test tubes.

A: 1. molar mass of Magnesium is24.305 g/mol. 2. Zinc mass number of 65.39 g/mol. 3. Copper atomic mass…

Q: Background research information about the lab/lab topic. Use internet sites to research antacid…

A: There are many types of Hydroxides, carbonate, Trisilicates such as; 1) magnesium carbonate 2)…

Q: B. Standardization of KMnO4 Mass of Na2C₂O4 Weighing bottle initial mass Weighing bottle final mass…

A:

Q: 17. Aiphonse Bertillon (1853-1914) devised the first sei- entific system of using a series of body…

A: 17) Alphonse Bertillon (1853-1914) devised the first scientific system of anthropometric using a…

Q: What are the storage rules of chemicals.

A: Storage rules of chemicals:      All chemical containers should be labeled fully.      Chemicals…

Q: Importance

A: Water sampling is very important for the correct outcome of water analysis. Using the correct…

Q: Chemistry What does a melting point range tells us about the purity of a product?

A: Melting point:-The temperature at which the substances chenges from a solid to a liquid form, this…

Q: 4. Choose the nonrenewable resourced that best match this description: low-carbon energy source. A.…

A: 4) The energy that best matches the description : low carbon energy source is nuclear energy.…

Q: SIC1₂ vapor. proofed by coating it with a silicone layer. This is done by exposing the cloth to…

A: Given as, n(CH3)SiCl 2 +2nOH→2nCl- +nH2O+[(CH 3)2SiO] n ​

Q: Can paper chromatographt be used to separate and identify very volatile substances? Explain.

A: Paper chromatography is a technique used to separate components based on the differential migration…

Q: Active Dosage Form Raw Materials Actual Yield Formulation Packaging Ingredient 750 g potassium…

A: Balanced equation: 3(I2) + 6(KOH) ---->  5(KI) + KIO3 +  3(H2O)

Q: How does analytical chemistry help in forensic science?

A: The way how analytical chemistry help in forensic science has to be given,

Q: what are the possible errors that could be encountered during the analysis?

A:

Q: Mass of Inner cup with stirrer on the digital balance=36.7 Mass of Inner cup with stirrer and warm…

A:

Q: Identify two (2) possible errors during weighing a sample.

A: Weighing balance is the key instrument used in any chemistry laboratory. Slightly handling issue of…

Q: What is an analytical balance?

A:

Q: 1. The percentage of lead in earth crust is a. 0.0015 b. 0.05 c. 0.00015 d. 0.0045 2. The salt is a.…

A: According to the guidelines prescribed by Bartleby, we can answer a maximum of three sub-questions.…

Q: make

A: Given statement is true.

Q: What is the percent rate if a quantity is 1/1000 of the base?

A:

Q: What is the difference between mass & weight? How is mass measured in laboratory?

A: Mass is defined as the amount or quantity of matter present in the body. It is measured in Kg or…

Q: When we need sample preparation for analysis? use your own words to explain

A: Given :  To explain a need of sample preparation for analysis.

Q: a. Safety glasses should be worn in a laboratory at all times to decrease the likelihood of eye…

A: Here given all statement We  conclude that

Q: What is polarity and how is polarity related to how chromatography works?

A: In chemistry, polarity of a molecule is defined as the electric charge distribution over the atoms…

Q: Why is it important to have a good waste management in the laboratory. Explain and give example.

A: It is very important to have good waste management in the laboratory.

Q: Discuss common sample preservation methods or storage conditions that would ensure sample stability…

A: A question based on analytical process that is to be accomplished.

Q: 6. Explain the reason why a laboratory analyst should not return excess or unused chemicals back in…

A: 6) Answer - According to the question - The reason why a laboratory analyst should not return excess…

Q: Explain if it is possible to combine different types of mass analyzer.

A: Mass Analyzer: It is the center of the mass spectrometer, which takes ionized loads and disparate…

Q: what are the evidence that you made solid nanoparticles, make a summary.

A: GIven: The evidence that you made solid nanoparticles.

Q: When performing the water displacement method , this observation will increase the volume of the…

A: The correct answer is option a) bubbles are produced, because of the evolution of gas.

Q: What is silazation ?

A: Silanization is the covering of a surface with organofunctional alkoxysilane molecules.

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.