What are the storage rules of chemicals.

Q: The aqueous form of elements or compounds need to have _____:  a. been mixed with a solvent b.…

A: A solution is made up of two units- solute solvent. The quantity of a substance that is present in…

Q: What is the role of Chemistry in environmental protection?

A: The role of Chemistry in environmental protection has to be given,

Q: is the following ingredients, can use as household cleaning materials? specify their use as…

A: You have posted a question with multiple subparts. So according to our guidelines I will answer…

Q: Describe how to weigh hygroscopic solids

A: Answer - Hygroscopicity - Hygroscopicity is the tendency of a solid substance to absorb moisture…

Q: microscopic

A: According to the question, we need to describe the microscopic view of compound sodium chloride i.e…

Q: Why laboratory safety important

A: Safety in the laboratory should be first priority It is because accident and injury can happen…

Q: It is a type of mixture with particles evenly scattered in a dispersed medium without settling down

A: Mixture is the  combination of  two substance.  There are  two types- 1) Homogeneous  mixture.  2)…

Q: if you did not use volumetric glassware to prepare your standards, what assumptions were you making…

A: In the laboratory experiments, the volumetric flask is helpful in measuring the accurate volume of…

Q: (a) What is "Calcination" in Refractories? What is its purpose during the manufacture of…

A: Calcination is basically a purification process. It is the process of heating a solid at high…

Q: What is a thin film?

A:

Q: When 0.501 g of sucrose (table sugar, white microcrystalline solid) is dissolved in water (clear…

A: Quantitative  data are data which are obtained experimentally and helps In quantification of element…

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: Soil is made of

A: Soil is made of of organic  and Inorganic  material as shown below.

Q: What is the difference between a fractionation and a distillation?

A: The main difference between fractional distillation and simple distillation is the application in…

Q: What are the proper steps to use a mass balance?

A: Paper, Sheet or any sample container is used for the measuring the chemical sample.

Q: Differentiate concentrated from diluted solution.

A: A solution is a homogeneous mixture of two or more components in which the particle size is smaller…

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

A: 1) Preparation is a very important step in most analytical techniques because the techniques are…

Q: 10. A student analyzed a limestone sample but forgot to dry it. He found 31.20% CaO, whereas the…

A:

Q: What is the practical importance of extraction in relation to chemistry especially when it comes to…

A: Extraction is important  for  Isolating important  materials from plants  .

Q: oxygen is not combustible is that a physical or chemical property?

A: Physical property is the property in which color, melting point, solubility, and state of the…

Q: Is there a chemical reaction between copper and silver nitrate? Which elements react, and what is…

A: The chemical formula is a short term notation which is used to represent the no. of atoms present in…

Q: What hazards are involved in evaporating a solvent from a solution in a laboratory environment?

A: Solution is made up of two components: Solute and Solvent. Component which is present in major…

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: Which of the following chemicals is flammable?

A:

Q: A man went door to door posing as a goldsmith He promised to bring back the glitter of the old and…

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

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

A:

Q: 2- Make a comparison between brittle and ductile materials Brittle Materials Ductile materials

A:

Q: True/False Indicate whether the statement is true or false. Write T if the statement is true while F…

A: Buret is apparatus which is used for dispensing the solution used in titration.

Q: Differentiate powder from granules? Make it in table form.

A:

Q: What is an analytical balance?

A:

Q: Section 15 identifies the safety, health, and environmental regulations specific to the product, and…

A: Safety data sheets (SDS) communicate hazard information about chemical products

Q: An unknown substance dissolves in water but separates and floats in oil.

A: We have given that   An unknown substance dissolves in water but separartes and float in oil.…

Q: I have to find a topic for the subject of Galenic preparation. I study pharmacy. What do you…

A: Galenic prepration deal with study of Drugs and their adsorption Pattern .

Q: What is the importance of Chemical Safety in the laboratory

A: The role of chemical safety in lab is very high. If we do not use precautions before experiment we…

Q: what are the differences and similarities of "The Chemical Professional's Code of Conduct" with Good…

A: The Chemical professional code of conduct is established to maintain the scientific integrity and…

Q: What type of distillation do we use to separate a mixture of water and acetic acid and why?

A: Distillation is the process by which two liquids are separated from a mixture through evaporation…

Q: Porosity is a measure of the void or empty spaces in a material and is a fraction of the volume of…

A:

Q: 275g. The soil

A: Mass of saturated pores= 275gm After drying  24 hours ,sample weight = 200gm

Q: What is the importance of Laboratory Safety?

A: Laboratory Safety - It is always important to maintain safety in every aspect of life. As health is…

Q: What are the areas of improvement for simple distillation and refluxing?

A: A question about method of purification, which is to be accomplished.

Q: 1. Which of the following is not a step in preparing a water sample container? a. All sample…

A: Option a is the correct answer. Steps in preparing a water sample container: Decide on the number of…

Q: Is it acceptable to recycle the containers of hazardous chemicals? Why or why not? Explain your…

A: Yes , it is  acceptable to recycle the containers of hazardous chemicals. The residue within empty…

Q: How to separate salt and sand from water using evaporation?

A:

Q: What is chemical ? How do you deal with chemical ? How are chemical storage ?

A:

Q: Describe the process of separating substances by Distillation?

A: To describe the process of separating substances by distillation.

Q: A first aid manual suggests that vinegar should be used to treat wasp sting and baking soda for bee…

A: Given: A first aid manual suggests that vinegar should be used to treat wasp sting and baking soda…

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.