Compare boiling points and solubilities in water for each pair of compounds. Explain your reasoning. a. Ammonia, NH 3 and methane, CH 4 b. Pentanol, C 5 H 11 OH, and pentane, C 5 H 12

Q: Which compounds are soluble in water? a. C 5H 12 b. CaCl 2 c. CH 3Br

A: Like dissolves like. Water is a polar compound, therefore, it will dissolve polar compound.

Q: What is the molarity of an aqueous solution prepared by adding 36.5 g of barium chloride to enough…

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: A person preparing a fish tank uses pre-boiled (and then cooled) water to fill it. When the fish is…

A: The solubility of gaseous solutes decreases with an increase in temperature. This is because, at…

Q: Which of the following statements is TRUE? a. Some solutions can be separated into their components…

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Q: 2 You will need 25.0 mL of 0.5 M solutions of each reagent. To do this: Calculate the mass of sodium…

A: Molarity of Na2CO3=0.5M Volume of the solution =25.0 mL = 25.0mL1000mL×1L=0.025L

Q: Choose the aqueous solution that has the lowest melting point.  These are all solutions of…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: For what reason is the solubility of gaseous ammonia (NH3) significantly higher than that of…

A: Solubility can be defined as the ability of a liquid, gas or a solid substance known as solute to…

Q: 5. Compare solubilities of NaCl and KCl in 100 mL of cold and hot water: Cold water: NaCl= 35.7 g…

A: Solubility can be expressed as the moles of solute that can be dissolved in 1 L of solvent to form a…

Q: 7. Calculate the molar concentration of solute in an aqueous solution that is a. 18% (w/w) KBr and…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 1. If 7.5 g. of NaNO3 is dissolved in 85 ml. of water, what is the % concentration of NaNO3 in the…

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Q: 3. In the United States, drinking water cannot contain more than 5 x 10-8 gram of arsenic per gram…

A:

Q: The following data were recorded while determining the solubility of a salt. Temp. (°C) Grams…

A: Answer: This question is based on the relation between solubility of a solute in a solvent and…

Q: 1. A chemical technician assessed the composition of a liter of seawater and found to contain…

A: Here we are required to find the Molarity and molality of the solution

Q: A dioxin-contaminated water source contains 0.066 % dioxin by mass. How much dioxin is present in…

A: To solve this problem we will use the formula  % of dioxin = (mass of dioxin / mass of solution) ×…

Q: Calculate the molality of phosphoric acid (H3PO4) in a 34.5% (by mass) aqueous solution.  A. 5.37 m…

A: The ratio depicting solute's moles contained in solution weighing 1 kg solvent is designated as…

Q: 25 g

A: According to the question, at 18.5 degree celsius, the solubility of calcium nitrate, Ca(NO2)2 is…

Q: The solubility of nitrogen gas at 25 °C is 6.8 × 10-4 mol/L • atm. If the partial pressure of…

A: Applying Henry’s equation,S = k*PHere, P = 1 atmS = 6.8 X 10-4 mol L-1 The partial pressure of…

Q: The solubility of solid X is given below. What is the maximum percent recovery if a student wanted…

A: NOTE: Assuming that the initial temperature is 100 oC and the final temperature is 0 oC as per the…

Q: 2. What is the difference between a strong electrolyte and a weak electrolyte?

A: " Since you have asked multiple question , we will solve first question for you. If you want any…

Q: About 10.0 g of an unknown sample was disso

A: Osmotic pressure ( π ) formula is  π V = n  R T  where n = number of moles of sample = W/M π  V  =…

Q: Part 3. Solubility. For the following molecules label whether you think it will be more soluble in…

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Q: Hexane, C6H14, is a nonpolar solvent. From the list of chemicals below, select the compound that is…

A: Given, Hexane (C6H14) is a non-polar molecule. It means the net dipole moment of the molecule  is…

Q: mass

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Q: Determine the freezing point (in °C) of a solution that contains 204 g of CsH1206 dissolved in 234…

A: Formula used :-  ∆Tf = Kf×m  Where m = molality

Q: An alcoholic drink claims 12% alcohol by volume. Calculate the volume in mL of alcohol present in a…

A: 12% alcohol means 12mL alcohol in 100mL of solution (wine, here). And, 1L=1000mL Therefore,…

Q: If the Henry’s law constant is 3.30 x 107 Torr for a solution of O2(g) in water at 25oC, find the…

A: Given: Henry’s law constant, KH = 3.30 x 107 Torr

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

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Q: A supersaturated solution of sodium chloride is prepared by heating it and letting it cool slowly.…

A: Solubility of a gas is inversely proportional to temperature, so when temperature increases…

Q: Identify the solutions as saturated or supersaturated. Solubility information is given in the table.…

A: 1. Solubility of sucrose at 0 °C = 179.2 g sucorse /100 g of water = 1.792 g/1 g of water Cone, of…

Q: 9. Which substance is most soluble in water? a. Methane CH4 b. Methanol CH3OH c. Hexanol…

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Q: 100 90 NANO 80 70 Cac Pb(NO), 60 50 40 KCI NaCI 30 20 KCIO, 10 Ce,(SO,), 10 20 30 40 50 60 70 80 90…

A: Above question can be easily solved by looking this graph at 10 degree celcius.

Q: Q9. Using this figure, discuss the effect of temperature, pressure, and high altitude on the…

A: Effect of Temperature on solubility of O2 in water: From the given solubility curve: At sea level…

Q: Given the solubility of Sodium Chloride to be 36.0g/100 g water at 20 degrees celsius, classify the…

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Q: Determine the amount of sodium chloride required to prepare 500 ml of a 3M sodium chloride solution.…

A: Given,  Volume of NaCl in mL= 500 mL  Molarity of NaCl = 3 M  Molar mass of NaCl = 58.44 g/mole…