Research on fireworks. Find out the chemicals responsible for the display of beautiful colors.

Q: Write about the least to most important safety rules in a laboratory room. (Atleast 6 safety rules

A: 1. Dress for laboratory lab  This is the safety rule because your clothing is the best form of…

Q: Explain the importance of knowing laboratory safety rules, guidelines, and waste management.

A: The most important lab safety rule is to know where and how to use safety equipments .

Q: Write a descriptive information about Filtration and Evaporation.

A: Filtration and evaporation  are separation methods. These separation methods are used to separate…

Q: The 'world's Ethics and quality-assurance committee' makes sure that liquor-alcohol should be made…

A: Raw materials are the unprocessed materials which are used to produce any finished products, energy…

Q: Does the caterpillar do work in climbing the tree? Explain.

A: Potential energy E = mass x g x height

Q: While cooking, if the bottom of the vessels is getting blackened on the outside, it means that:(a)…

A: This question is based on the prior knowledge of the carbon and its combustion.

Q: A layout is the effect that occurs when one slide leaves the screen and the next slide appears on…

A: A layout is the effect that occurs when one slide leaves the screen and the next slide appears on…

Q: What protections does fire resistance not provide?

A: Fire resistance is defined as a type of chemical/coating which is applied while making houses and…

Q: To have the safest heating method, as a high school learner, the best choice is:  a. use alcohol…

A: The most safest method for heating has to be given.

Q: Lubricants are substances with high ____________ that reduce friction between working parts.

A: The substances which are used to reduce the friction between the moving surface is known as…

Q: What is a mineral? Every mineral has a crystalline structure. What does this mean?Explain why oil…

A: Given : minerals.  To find : definition of mineral and reason for oil and gas are not minerals.…

Q: Write down some of the benefits and drawbacks of going green. (This question is related to green…

A: Green Chemistry : It is one of the extensive researched branch of chemistry which utilises the set…

Q: oil+water+soap what happening?

A: Given: A solution containing oil, water, and soap.

Q: What kind of What is this What can you How material is it product for? made of? Product much say…

A: Here we have to determine kind of material it is made of, uses of product, quality of product and…

Q: Looking for help for the last problem.

A: Given that:        Number of cells = 998 To find:        Volume of bacteria cells (in nL) =?

Q: A parent witnessed his child who just ingested an old silvery coin. This is an emergency because…

A: Silver is non-toxic and one of the precious metals with the symbol Ag and it is used to make…

Q: Explain the importance of knowing laboratory safety rules, guidelines, and waste

A: Given : Laboratory safety rules, guidelines and waste  To find : Importance of Laboratory safety…

Q: gas into liquid?

A:

Q: Why do you think engineers believe that spraying, and not a steady stream of fuel, is more…

A: Spraying a fuel and steady stream supply of fuel have different surface area of action. Hence they…

Q: OH HO, Он MEDIA

A: Introduction: We have to write the IUPAC name.

Q: Can the law of conservation of mass be applied when cooking? In one to two sentences, explain why or…

A: While cooking there occurs some physical change let's say vegetable got soften , in protine some…

Q: Give reason why platinum, gold and silver are used to make jewellary.

A: Reason for gold, silver, platinum preferred for making jewelry as follows:

Q: Refer

A: Geothermal energy is heat within the earth. The word geothermal comes from the Greek words geo…

Q: Explain why glass is so dangerous in the lab.

A: In any laboratory, safety is the most important paramount. Lab experiments performed are designed to…

Q: What category of environmental chemistry that deals with chemical phenomena in all types of water…

A: In environmental chemistry, natural process, such as biodegrading, photosynthesis, water cycle, are…

Q: 3 example problems with solution about TEMPERATURE AND HEAT.

A: The formula of temperature and heat is, Where, Q = heat released m = mass of an object c = specific…

Q: how are you going to reduce wastes which are detrimental to our environment?

A: Some wastes are very harmful for our environment.  They degrade our environment and has bad impact…

Q: What type of changes does erosion cause?

A: Erosion: Erosion is a geological process in which earthen materials are worm away and transported by…

Q: Answer all questions 01. a) In the two bioplastic films, determine which one has the highest tensile…

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again

Q: Consider the transportation sector. What impact will new technology have on this sector during the…

A: Freight movements are improving with increased computing power, expanded distribution options, and…

Q: doug began preparing laboratory surface disinfectant from chlorine bleach. he put on a chemical…

A: An endothermic reaction is the one where the heat is absorbed from the surroundings. Here heat flow…

Q: 21. Please write three important safety rules that we have to be aware of in chemistry laborato

A: The answer to the following question is -

Q: Nitrous acid-observation is gas bubbles

A: To determine the Unknown using a) Hinsberg test b) Nitrous acid test c)IR Spectrum Analysis

Q: are people who use products.

A: The appropriate word is Consumer .

Q: Finish each statement about laboratory safety so that it correctly states a safety rule.a. Study…

A: a) Study your lab assignment and follow the instructions. It is essential to clear all doubts…

Q: Explain VSEPR theory using a sport.

A: VSEPR (Valence Shell Electron Pair Repulsion) theory was given by Sidgwick and Powell and later…

Q: On the packaging of a chemical substance I. Full title of substance II. Safety signs III. Amount of…

A: Introduction: The chemical substance is of various types like hazardous or non-hazardous. Hazardous…

Q: Is the following statement true or false? If you think the statement is false, rewrite it to make it…

A: Green Chemistry  is A  Progressive  tool which produces minimum  amount of waste in the  Environment…

Q: environmental advantages and disadvantages

A: Polymer – A polymer is a large atom made up of smaller molecules linked together. These small…

Q: Need help and explanation with Question 6 and Question 8 posted in photo.

A: Given  Density = 7.9 g/ml Volume of water = 60.2 ml Volume of water + metal = 63.3 ml

Q: Describe the Integrated Law?

A: The rate law for a chemical equation, A→B is given as: R=k[A]n where R is the rate of the reaction,…

Q: Discuss how can nanotechnology be used in the prevention and treatment of illness?

A: Nanotechnology=Physicist Richard Feynman is known as the father of nanotechnology. It is the…

Q: Wind power plants cannot change the and wild life. a. Water level O b. Solid waste O c. Panel d.…

A: Explained as follows

Q: c) methyl mercury poisoning in Minamata, Japan. d) the 2019 Kim Kim River toxic pollution.

A: Minamata disease first discovered in city Minamata, Japan. It is because of the methylmercury in…