1. One common chemical contaminant that is removed from water during water treatment. How is it removed and why? Include chemical formulas and chemical reactions. 2. One chemical that is added to water during water treatment. How is it added to water and why? Include chemical formulas and chemical reactions.

Q: What can you generalize about the solubility of ionic substances in a polar solvent like water?…

A: In chemistry, a common rule for determining if a solvent will dissolve a given solute is "like…

Q: Do you think that washing soda, Na2CO3, could be used for the same purpose as baking soda, NaHCO3?…

A: Washing Soda and baking soda are two different things .

Q: 2.58 L solution containing 1.58 mol L-1 hydrochloric acid (HCl) has been left on your bench. How…

A:

Q: List the common steps taken in treating water for a public water system?

A: The common steps taken in treating water for a public water system have to be listed below.

Q: Explain the relationship between the amounts of organic pollutants and the concentration of the…

A: Organic pollution occurs when a large quantities of organic compounds are relesed in the…

Q: Both sugar and oil are organic compounds. Which do you think will dissolve in water? Reason out why…

A: Water can dissolve a variety of different substances, that is why it is a good solvent and is also…

Q: Determine whether each phrase is true or false 1. More potassium bromide can dissolve in distilled…

A: We have asked whether the following statement is true or false. The statement is "More potassium…

Q: What are some common uses and properties of soda ash?

A: Some common uses and properties of soda ash has to be given below.

Q: 2.how much water should be added to 100ml of 95% ethanol to make 50%rthanol

A:

Q: When water and bromoform are mixed, two layers form. Is the bottom layer water or bromoform?

A: Bromoform not soluble in water. So when water is mixed with bromoform, they form to separate layer.

Q: What is the process by which sediment comes to rest

A:

Q: Why knowing the Solubility of Organic Compounds is very important today.

A: (i) The phenomenon of solubility of organic compounds is very important for an organic chemist to…

Q: Desalination Processes that energy remoual.

A: Ans - reverse osmosis

Q: Which will have a higher boiling temperature, a mixture containing more water or a mixture…

A: The boiling point of a fluid is the temperature at which the vapor pressure of a liquid equals the…

Q: What will happen when hexane is added to water? Select one: hexane will dissolve in water. hexane…

A: step 1we need to find that what happens when hexane is added to waterfor mixing to takes place there…

Q: What is the proper technique when needing to combine acid and water? Select one: Slowly pour water…

A: When water and concentrated acid ( like H2SO4, HCl, HNO3 etc. ) mixed with each other, we generally…

Q: A sample of water contains a level of NH4+, Ca2+, dissolved chloroform and bacteria. Design a method…

A: A sample of water can contain many ions and wastes that have to be removed before consumption.…

Q: What is the equation for the decomposition reaction that can occur with aspirin in water?

A: Aspirin (also called as acetylsalicyilic acid) has been proved to be useful in the treatment of…

Q: What intermolecular forces could sodium lauryl sulfate participate in? and why?

A: The question is based on the concept of intermolecular forces of attraction. we need to identify the…

Q: Suppose that a person wants to remove an oil spot from a shirt using soap and water. Label the oil,…

A: The detergent and soaps are used to remove the oil spots or any dirt on the clothes . The soap and…

Q: Would you be able to check if water is hard by using a detergent?

A: Detergent is a long hydrocarbon chain of an aliphatic carboxylic acid having cleansing properties in…

Q: Forty grams of NaOH are dissolved in water and diluted to 500 ml. The solution’s concentration is?

A: Given  mass of NaOH        = 40 gram Volume of solution = 40 mL          1 mL  = 10 -3 Liter…

Q: Which one of these parameters measure amount of organic matters in water? Select one: O A. nutrients…

A: (a). Given statement is :  Which one of these parameter measure amount of organic matter in water ?…

Q: Write a balanced chemical equation for the dissociation of NaCl, AlCl3, and CaCl2 in water. Include…

A: Balanced chemical equation for the dissociation of NaCl, AlCl3, and CaCl2 in water:

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: What will happen If you add two drops of nonpolar red dye to a 2 mL cyclohexane solution? * a red…

A: Concept: a non-polar molecules dissolve in a non-polar solvent because the two are attracted to one…

Q: Calculate the number of moles of KHC8H4O4 in 0.800 g. Calculate the approximate volume of the NaOH…

A:

Q: Which is not a natural contaminant of water A. Gases including nitrogen, oxygen, radon, non-metal…

A: 2) the natural contaminant of water doesn't include industrial sewage.

Q: What is the purpose of environmental remediation? to restore water to its original purity levels to…

A: Environmental remediation has the purpose of lower the exposure of radiation from contaminated…

Q: Questions about tests performed on Acetylene Gas 1. What is the implication when acetylene gas is…

A: The chemical formula of acetylene is C2H2 . It is the simplest alkyne. Acetylene has a triple bond,…

Q: Explain how soaps and detergents work through a diagram or drawing.

A: Soaps or detergents are a combination of  hydrophobic and hydrophilic part separated by a long chain…

Q: Define Eutrophication, what causes it and what effect does it have on the environment?

A: Answer

Q: chem question 2 Describe the cleansing action of soap and detergent.

A: Since the amount of reactants are not mentioned in ques 1 so I am answering ques 2 Soap and…

Q: Select the molecules that can hydrogen bond with water Multiple answers: Multiple answers are…

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Q: The maximum contaminant level of cyanide (CN) in drinking water as set by the the Environmental…

A: The maximum contamination level of the cyanide in the drinking water is 0.00020 g.L-1. This…

Q: what happens when you put a mixture of rubbing alcohol and water on baking soda?

A: Generally, sodium hydrogen carbonate or sodium bicarbonate is crystalline white powder which is act…

Q: which one is immiscible with water: long chain alcohol or short chain alcohol

A: In short chain alcohols like methanol and ethanol, strongly electronegative oxygen atom in the…

Q: Shake the salt shaker several times to add salt into the water (the more you shake, the more salt is…

A: Dear student since it is a multiple subparts questions, according to guidelines here I am solving…

Q: When rain water interacts with atmospheric carbon dioxide, it produces what?

A: When rain water interacts with atmospheric carbon dioxide, it produces what?  Product is given…

Q: Materials Needed: salt spoon casserole/cooking pot water gla ss Procedure: 1. Put a tablespoon of…

A: The chemical formula of salt is NaCl and it is an ionic compound.

Q: DISSOLVED OXYGEN CONTENT OF WATER  Give three examples of how DO levels can change due to human…

A: Wastes disposed by people can pollute the air, the land, and water resources. They lead to the…

Q: The introduction of chemical, physical or biological agents that harms the water is known as O A…

A: To solve this problem we have to know about water treatment , water pollution , water conditioning…

Q: Questionn attached

A: Given: A sample of water contains a level of NH4+, Ca2+ dissolved in chloroform and bacteria. To…

Q: Write a balanced chemical equation to represent the reaction between bleach and hydrochloric acid?

A: The chemical formula of hydrochloric acid = HCl and bleach = NaOCl which is known as sodium…

Q: Give two important uses of washing soda and baking soda.

A:

Q: NEED OF HELP ASAP please!! how does straw work to bring water to your mouth? I need 3 reasons and…

A: The applied force (F)  in a perpendicular direction on the surface of the unit area (A) is stated as…

Q: ORGANIC CHEMISTRY: Explain how soaps and detergents work through a diagram or drawing.

A: Detergents and soaps remove dirts As pure water cannot remove dirts. It contains long molecules…