#33 Which of the following would be soluble in water? Justify your answer. a. Table salt b. Oil C. Candle wax d. sand

Q: A 45.9 g sample of ground water is found to have a lead concentration of 19.09 ppm. Calculate the…

A: The mass of solute in mg present in a one-kilogram solution is known as ppm (parts per million)…

Q: Sewage containing organic waste should not be disposed into water bodies because it causes major…

A: 1. Every animal survives due to the presence of oxygen in the environment.  2. Animals which lies in…

Q: Get ready to mingle. Water and other polar molecules make for good solutes (dissolvers) because they…

A: The covalent bond formed between hydrogen and an electronegative element like fluorine, oxygen, and…

Q: 20 g of Na2SO4 is dissolved in 60 g in water. What is the %w/w,

A:

Q: 20 grams of NaClare dissolved in 0.8 L of water. What volume of this solution would be needed to…

A: 20 grams of NaClare dissolved in 0.8 L of water. What volume of this solution would be needed to…

Q: Why gases have relatively low solubilities in water

A: The reason why gases have relatively low solubilities in water has to be given,

Q: 2. Boil 1 Lof distilled water for 5 min to expel CO2. Pour the water into a polyethylene bottle,…

A: Since you have posted a question with multiple questions, we will solve first question for you. To…

Q: The solubility of a gas in a liquid will increase as temperature decreases, but a solid’s solubility…

A: As we increase the temperature in the gas-liquid system then the kinetic energy of the gas…

Q: Trihalomethanes have a legal limit of 80 ppb in public drinking water. If a particular public…

A: Parts per billion ( ppb ) : it is defined as number of parts by volume of a component which is…

Q: A 1:25 dilution is done with a 10.0 ppb solution. What is the concentration of the diluted solution…

A: Given that, 1:25 dilution of 10.0 ppb solution. Concentration of diluted solution?

Q: n aqueous ethanol solution 453.1 (mL) was diluted to 4.00 L, giving a concentration of 0.794 M.  The…

A:

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: Jenny mixes up a batch of pancake batter, then stirs in some chocolate chips. As she is waiting for…

A: Introduction:  Solution is a type of mixture in which the solute completely mixes in the solvent…

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

A: The correct option is as follows:

Q: Calculate the molarity of the two solutions. The first solution contains 0.500 mol of NaOH in 1.90 L…

A: The molarity of sodium hydroxide solution is calculated as,

Q: A solution is prepared by dissolving 2.00 g of HNO3 in water to form a 1.00 L solution. The solution…

A: ppm can be defined as either 1mg of solute by 1 Kg of solution or ppm is also equals to 1mg of…

Q: Where should heat be applied to a test tube? A) Bottom of the test tube. B) Top of the test tube. C)…

A: Only apply heat to the point at which the solution is highest in the tube.

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: Briefly describe the molecular level reason why hexane and water are or aren't soluble (mixing with…

A:

Q: Using the expanded structure that I have attached please answer the following questions: For each…

A:

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: lonic solutes typically dissolve in nonpolar solvents. True False

A: Ionic solids are the substances that are separated into ions when they dissolve into water.

Q: A 42.2 g sample of ground water is found to have a lead concentration of 17.77 ppm. Calculate the…

A: Mass of solute present in 106 or 1 million mass of solution is known as ppm concentration.

Q: the aid of a figure, illustrate how eutrophication can occur in a lake.

A:

Q: Seawater has a concentration of 0.60 M NaCl. The acceptable amount of NaCl in drinking water is…

A: Moles of NaCl in 1L of 0.6M water = Volume × molarity = 0.06 moles.Mass of sodium = Moles × molar…

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: 4. A sweet smelly liquid commonly used in bake-shop and sometimes used at home to make deserts. It…

A: Answers are tabulated below : 1.  essence (vanilla) 2. perfume 3. alcohol spirit 4. calcium…

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: FIND OUT WHY SUGAR USED AS A FOOD PRESERVATIVE. WHAT IS SOLUTION? WHY IT IS IMPORTANT?

A: When sugar is added to food it helps create a osmotic enviornment thus reducing the water quantity…

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: The maximum safe level of a chemical in drinking water is determined to be 52 μg per kg of water.…

A:

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

A: Type of contaminants in the mountain water.

Q: What is meant by the phrase "like dissolves like"?   A. Solutes will dissolve in solvents of…

A: The solubility of a solute in a solvent is decided on the basis of the "like dissolves like" rule…

Q: Identify the compound that can form hydrogen bonding? O A. CC14 O B. NO2 OC. CH4 O D. HF QUESTION 38…

A: H-bond is the bond formed between the opposite poles of polar molecules which contain hydrogen…

Q: Mineral oil is not as good as water at dissolving salts. Do we think the bonds in mineral oil are…

A: Mineral oil is any of colourless, odourless, light mixture of higher alkanes from a mineral source…

Q: A dioxin-contaminated water source contains 0.085% dioxin by mass. How much dioxin is present in 2.5…

A:

Q: Why do some chemicals dissolve in water while others do not?

A: Molecules that have a positive end and a negative end, or that can separate into components with…

Q: A. What would be the most stable molecule formed between magnesium and chloride? (clue, how many of…

A: Hi, The first question belongs to biology hence it can not be answered. We will answer the second…

Q: the concentration of sugar in water is determined to be 0.45 g/mL and 100. g of sugar was used to…

A: Concentration is the amount of solute present per ml of solution.  It's unit is g/ml.

Q: Calculate grams of sucrose that must be added to 112.5 grams of water to prepare a 12.5 % by mass…

A:

Q: A 2.20−L sample of water contains 165.0 μ g of lead. Calculate the concentration of lead in ppm.

A:

Q: Use your model above to try to explain why liquids like mineral oil or acetone are not good at…

A: Mineral oil and water does not stick together as well as water molecules.

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: Use the average concentration of Vitamin C, from your data, and calculate the volume of fruit drink…

A: Average concentration of vitamin C is =523.30 mg/100mL Therefore., Average concentration of vitamin…

Q: Questionn attached

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

Q: solubility of a gas in liquid? How? Expound your answer.

A: Yes ,Solubility of gas in liquid is affected by pessure. Solubility is increases by increasing…

Q: Which would produce a more concentrated solution? Solution A: 0.791 moles dissolved in 1.23 L OR…

A: Given Solution A: 0.791 moles dissolved in 1.23 L Solution B: 2.42 moles dissolved  in 3.62 L.

Q: Identify the CORRECT statements regarding solutions. SELECT ALL THAT APPLY. A. Dissolution is…

A: A solution is a homogeneous mixture of two or more than two components, whose concentration can be…

Q: 92.56 grams of mercury have contaminated a drinking water source with a volume of 7.5x105 m3. Does…

A: EPA guidelines for level of mercury in water is: 2μg/L = 2 × 10-6 g/mL Given: Mass of mercury =…