What type of contaminants, if any,  are found in the mountain water?

Q: Explain why a raisin placed in water swells

A: Osmosis is the process of movement of solvent molecules from high concentration to low concentration…

Q: What are the pharmaceutical use of Hypertonic solution?

A: The following  concept is right approach to understand  this problem.

Q: How many grams of sucrose would you add to water to make a total of 1.3 L of 12% solution(mass per…

A: We nee to make 12% M/V solution So, solution of the solution is 1L =1000mL 12=mass of sucroseVolume…

Q: 1. What is the reason for crude oil for heating water and salts separation? 2. How the power supply…

A: 3) Brine, which is salt dissolved in water, is introduced into the crude stream during production or…

Q: 1. One common chemical contaminant that is removed from water during water treatment. How is it…

A:

Q: Write Short paragraph about heterogeneous coloidal solution.

A: A colloid is a heterogeneous mixture in which dispersed particles have an intermediate size of…

Q: Define the term Hydration?

A: The term hydration has to be defined below.

Q: Describe what happens when a red blood cell is placed in pure water.

A: Hypotonic solution: It is the solution in which there will be less concentration of solute…

Q: II. Explain why a bottle of salad dressing that contains oil and vinegar has two layers.

A: According to the rule of thumb - "like dissolves like". Polar solute dissolves in polar solvent.…

Q: Identify two substances that are considered unpleasant or unsafe in drinking water. Explain your…

A: If drinking water contains unsafe levels of contaminants, it can cause health effects, such as…

Q: Which of the following statements about the dissolving process is accurate?   Select one: a.…

A: The correct option is as follows:

Q: use cleaning solutions that eventually become spent and must be disposed of properl

A: Solutions are made of solute and solvent. It is a homogeneous mixture. The solute(which gets…

Q: List the major cations, anions, and gases present in natural waters?

A: The solution is given below -

Q: How are excess solutions treated prior to disposal (what happens to the solutions collected in the…

A: Marine life is adversely affected by low or very high pH values. Below pH 5, most fish are unable to…

Q: Explain why soap and water are used to clean clothing instead of water alone.

A: Cleaning of clothes involves the removal of dirt and dirt is oily in nature and oil does not…

Q: How does boiling point or freezing point affect the dissolution of a solid in water and its…

A: Please find your solution below : Boiling point of a liquid is defined as the temperature at which…

Q: Name and describe three (3) ways of making water safe for drinking?

A: Purification of water or softening of water

Q: In test tube B, with 5 grams of sugar. After stirring, heating and filtering. A small amount of…

A: Given: In test-tube B, with 5 grams of sugar. After stirring, heating and filtering. A small amount…

Q: The problem of excessive nutrient levels in a water body is eutrophication. With the aid of a…

A: Eutrophication is a process where water body become highly enriched with nutrients and…

Q: If a lead chorine solution had a concentration of 4.50 grams per litre, it would be said to be ,…

A:

Q: From daily life tell how hardness in water effects

A: Hardness of water is defined as amount of soluble salts per parts of millions in water. Some bad…

Q: You are given with an unknown mixture. Device a lab technique that you can used to determine whether…

A: Mixture is composed of two or more non-reacting substances. True solution, suspension and colloid…

Q: Discuss the dissolving soap in water ?

A: Soap is a mixture of sodium salts of fatty acids which are formed when fats or oils are saponified…

Q: The following diagram represents four possible models of how surfactants behave on non-polar…

A: How a detergent acts on oil molecules in water.

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: The following diagram represents four possible models of how surfactants behave on non-polar…

A: D is the correct model to describe the detergent act on oil molecules in water.

Q: In what way these are different : (a) a sol and a gel (b) a gel and anemulsion.

A: (a) The difference between sol and gel Sol is colloidal solution of solid in liquid. The solid…

Q: List three physical properties of tap water: a.______________________ b.______________________…

A: Physical properties of water are related to odour, colour and appeaance  Boiling point Solid,…

Q: These modify the interfacial properties of substances. A. Surfactants B. Aerosols C. Nanotechnology…

A: Answer is A) Surfactants

Q: What effects do most impurities have on the melting point of organic compounds (recall what you have…

A: Melting point is defined as a temperature at which a substance converts from solid to liquid state,…

Q: FOLLOW-UP QUESTIONS (Show 1. A hydrated substance was

A: Following is the emipirical formula of the given compound.

Q: Which of the following best explains why soap and water remove grease? O Soap molecules are large…

A: Soap, water, and oil are all made up of molecules. Some molecules are hydrophilic, (hydro=water and…

Q: Which of the processes can help solids dissolve faster?

A: A solute dissolves faster in a warmer solvent than it does in a cooler solvent because by increasing…

Q: Determine the % water content of the popcorn kernels. Show complete solution.

A: The % water content present in the popcorn kernels need to be calculated, the complete data of 20…

Q: Name three (3) important uses of solution.

A: Solution: A solution consists of solute and solvent or a solution is a mixture of two or more…

Q: Water and alcohol are two liquids. * insoluble miscible immiscible surfactant

A: When a liquid dissolves in another liquid, they are called miscible liquids. While when a liquid…

Q: What are the properties of water of physiological importance? Explain.

A: Water (H2O)  It is an essential source for the existence of life on the planet earth. It is widely…

Q: if a disinfectant solution contains 70% alcohol by volume how many liters of solution needed to…

A: Volume percentage of a component present in solution is defined as number of parts by volume of that…

Q: The maximum safe level of each metal in drinking water is given below. Convert each value to parts…

A: Parts per million: It is the unit that is used to express the small values for quantities of…

Q: Water contains dissolved oxygen that fish can breathe. Which factor would not increase the amount of…

A: Multiple choice question given here.

Q: What are the differences between oil in water and water in oil emulsions in cosmetics? If you are…

A: Emulsions are the solvents or liquid which are not miscible with the other liquid. Its two types…

Q: Besides needing clean water for drinking purposes , identify TWO other reasons why humans need clean…

A: A question about need for clean water, which is to be accomplished.