A standard crank ice cream maker uses a mixture of ice water and salt to cool ice cream mix to the point of freezing. If ice cream freezes at 27 degrees Fahrenheit, what is the minimum concentration of salt needed to make ice cream?

Q: A substance has a solubility of 12.5 g per 100 mL of solvent at 100°C and 2.45 g per 100 mL solvent…

A: Given, At 100°C Solubility of of substance is 12.5 g per 100 mL of solvent At 10°C Solubility of of…

Q: Exactly 15.0g of a substance can be dissolved in 150.0g of water. What is the solubility of the…

A:

Q: The solubility of (NH4)2SO4 in water is 75.4 g of (NH4)½SO4 per 100 g of water. 62.2 g of (NH4)2SO4…

A: Solubility of any salt is defined as the maximum amount of solute that can be dissolve in a solvent…

Q: Concentrated hydrochloric acid is an aqueous solution that is 30.50 % HCl. The density of the…

A: Given that,  A concentrated HCl solution contains 30.50% HCl in an aqueous solution.  Density of HCl…

Q: A glucose solution is frequently used as an intravenous (IV) solution to supply hydration and/or…

A:

Q: Some cooks will tell you that they salt the water used to boil pasta because adding table salt…

A: Given : Elevation in boiling point of solution required = 5 oC And volume of water = 2 L = 2000 mL…

Q: What is the mass percent of the methanol?

A: We have to find mass percent of the methanol

Q: A solution is made using 200.0 mL of methanol (density 0.7920 g/mL) and 951.1 mL of water (density…

A:

Q: the soda pop in a can of carbonated beverage. classification of matter

A: Soda pop is a sweet drink.

Q: A doctor has ordered that a patient be given 3.00 g of glucose, which is available in a…

A: A numerical problem based on unit conversion, which is to be accomplished.

Q: 1. During the set-up of a distillation or a boiling point apparatus, the position of the bulb of the…

A: Solution - The process of distillation totally depends on temperature of liquids . That’s why…

Q: Isopropyl alcohol is mixed with water to produce a solution that is 36.0% alcohol by volume. How…

A: Isopropyl alcohol is mixed with water to produce a solution,Volume % of the solution = 36.0%Volume…

Q: The units of ku are mL (g−1·h−1) but the unit of ke is hour−1. Why?

A: The unit of ku is mL (g−1·h−1) but the unit of ke is hour-1 . Give the reason why there are…

Q: A student placed 18.5 g of glucose (C6 H12O6) in a volumetric flask, added enough water to dissolve…

A: Given: Mass of glucose in the initial solution = 18.5 g.Volume of initial solution = 100 mL Volume…

Q: A student dissolves 17 g of methanol (CH3OH) in 125. mL of a solvent with a density of 0.99 g/mL.…

A: The objective of the question is to understand the concept of density and how it is affected when a…

Q: arts per million (ppm) is a common way to express small concentrations of a sóluté in water. A…

A: Given that 25ppm Cl- means 25 grams of Cl- in 106 gram of water.

Q: A solution is made using 200.0 mL of methanol (density 0.7920 g/mL) and 1035.1 mL of water (density…

A: Volume of methanol = 200.0 ml  Density of methanol = 0.7920 g/ml  Volume of water = 1035.1 ml…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Hi, as you have posted 2 questions and have not mentioned which one you want us to solve for you.…

Q: Around 10 grams of calcium carbonate (CaCO3) is added to around 100 mL of water. Which of the…

A: Calcium carbonate is generally insoluble in water. Carbonates of most of the cations are insoluble…

Q: Sodium chloride (NaCl) was isolated from SiO₂ and CaCO3 by dissolving it in distilled water. Calcium…

A: When the mixture containing sodium chloride (NaCl), silicon dioxide (SiO2), and calcium carbonate…

Q: A solution is made using 200.0 mL of methanol (density 0.792 g/mL) and 1011.1 mL of water (density…

A: The mass percent is the ratio of the mass of solute in the given mass of solution multiplied by 100.…

Q: The molecular weight of glucose is 180.156 g/mol. If you wish to administer 285.00 grams of glucose…

A: The objective of this question is to find out the volume of a 0.278 M glucose solution that will…

Q: A student dissolved 230.8 grams of cesium chloride in 100.0 grams of 90 °C water.  The student then…

A: 43.8 g of substance has separated out as solid. The mass of cesium chloride present in dissolved…

Q: A doctor orders that a patient recieve 2.8 X 10^-3 mole of sodium chloride. The only solution…

A: Given: Amount of NaCl patient received = 2.8×10-3 mol Solution available contains 1.00 g per 100 mL…

Q: Two solutions are prepared in water. The first solution contains 5.0 g of sodium chloride in 100 mL…

A: Answer: Generally, either the presence free electrons or presence of free ions causes makes a…

Q: A common antifreeze for car radiators is ethylene glycol, CH2(OH)CH2(OH). How many milliliters of…

A:

Q: The concentration of acetaminophen solution is 110 mg/mL. How many mmol of acetaminophen per mL is…

A: We will require the molar mass of acetaminophen. We know acetaminophen is basically the paracetamol.…

Q: A chemist prepares a solution of magnesium fluoride (MgF,) by measuring out 0.0118 µmol of magnesium…

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Q: Write a balanced equation for the combustion of gaseous methane (CH,), a majority component of…

A: A chemical equation is the simplest and easiest way to write the chemical formula of each of the…

Q: Which of the following mixture is NOT a solution? Milk Pepsi seawater O Fruit salad O Air

A: We should first have an idea of what a solution is. A solution is nothing but a homogeneous mixture…

Q: KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

A: Given: Volume of solution = 1673 mL Molarity of solution = 2.48 M Mass of NaOH = 42.9 g

Q: A solution is made using 200.0 mL of methanol (density 0.792 g/mL) and 1087.1 mL of water (density…

A: Given,volume of methanol = 200.0 mLdensity of methanol = 0.792 g/mLvolume of water = 1087.1…

Q: What is the freezing point of an aqueous solution that boils at 104.1 ∘C?   Express your answer…

A: The given information is as follows: The boiling point of solution Tb = 104.1 °C The freezing point…

Q: A student dissolves 12.4g of ammonium nitrate (NH4NO3) in 200.g of water in a well-insulated open…

A: Given, Mass of Ammonium nitrate = 12.4 g Mass of water = 200.0 g Temperature of water falls from 21◦…

Q: Suppose you need a tank of oxygen that is 95% pure. Describe a process by which you could obtain…

A: Liquid nitrogen and oxygen are completely miscible, so the free energy of the mixture is everywhere…

Q: How many grams of salicylic acid (C>H6O3) is needed to prepare a 1.050 m using 550.00 g water? (Type…

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Q: How many grams of water must be used to prepare a 17.0 percent by mass (%m/m) sodium hydroxide…

A: Since % m/m is defined as  % m/m = mass of solute X 100 / mass of solution  mass of solute (NaOH)…

Q: The noble gas argon was discovered by Sir Walter Ramsay and John William Strutt in England in 1895.…

A: Accurate measurements of gas densities was achieved by the discovery of argon (noble gas) by Sir…

Q: Isopropyl alcohol is mixed with water to produce a solution that is 33.0%33.0% alcohol by volume.…

A: 33% alcohol means 33 mL alcohol and 67 mL water in 100 mL solution.

Q: X 26. In the question above, two liquids react together to form a solid. What term is given to this…

A: A precipitation reaction happens in aqueous solution because one product is not soluble. A insoluble…

Q: To mix a cleaning solution, 25 mL of concentrated cleaner is added to 625 mL of distilled water.…

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Q: A solution is made using 250.0 mL of ethanol (density 0.7892 g/mL) and 493.1 mL of water (density…

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Q: A solution is made using 200.0 mL of methanol (density 0.7920 g/mL) and 919.1 mL of water (density…

A: Given that Volume of methanol and its density, and volume of water and its density. And asked that…

Q: A solution is made using 200.0 mL of methanol (density 0.792 g/mL) and 563.1 mL of water (density…

A: Given DataVolume of methanol = 200.0 mLDensity of methanol = 0.792 g/mLVolume of water = 563.1…

Q: steven is to get 7.00 mg/hr of continous morphine sulfate infusion. the solution is prepared as 125…

A: This is a general problem. We can solve this using logic. Here the things provided are, 7 mg/hr…