(Q68) What mass (in grams) of ethylene glycol (C2H,O2) must be added to 1,312 grams of water to lower the freezing point to -1.70 °C? (3 sf)

Q: Soft drinks are canned under 4 atm of CO2 and release CO2when opened. (a) How many moles of CO2 are…

A: Given: Pressure of carbon dioxide= 4 atm Volume of can of soda= 355ml KH= 3.3×10-2 mol L-1

Q: What mass of calcium hydroxide will disolve in 2.20 L of a 0.16 M Ca(NO3)2 (aq) solution at 25 °C?…

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Q: Which of the following substances is most soluble in water? O KMNO4 O Isopropyl alcohol O Oxygen O…

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Q: At 0 °C and 1.00 atm, as much as 0.70 g of O2 can dissolve in 1 L of water. At 0 °C and 4.00 atm,…

A: Solution is the one of the form of liquid where the components are dissolved uniformly in the…

Q: What is the concentration in %m/v of a 0.729 M aqueous solutio ethanol (MM = 46.07 g/mol)? %3D

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Q: 5-7: A 10.34 molal aqueous nitric acid solution was prepared. (Density of nitric acid = 1.51 g/mL,…

A: Hi, since you have posted multiple questions. We will answer very first questions. Kindly repost the…

Q: Assuming that A is 0.458, b (cm) is 1.00, c (Molarity) is 1.2 x 10^-3, molecular weight is 300…

A: Given data,Absorbance(A)=0.458Length(b)=1.00cmMolarity(C)=1.2×10-3MMolecular weight=300g/mol

Q: The solubility of Ni3(PO4)2 in water at a particular temperature is 8.0 × 10-* M. What is Ksp for…

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Q: The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m In…

A: To solve this problem we will first calculate the value of ∆Tf .   Then we will calculate the…

Q: How many liters of a 0.550 M sucrose (C12H22O11C12H22O11) solution contains 1.7 kg of sucrose?

A: To solve this problem the required formula is  M = n/ v  where M = mass  n = number of moles  v =…

Q: (Q67) What is the freezing point of a solution made from 883.6 grams of benzene to which 56.0 grams…

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Q: How many mL of0.75% (w/v) KCl (potassium chloride) solution can be made from 10 g of KCl?

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Q: The solubility of lead (II) chloride is 0.45 g/100 mL of solution. What is the Kep of PbCl2? Express…

A: Given Solubility = 0.45g / 100 ml Molar mass of PbCl2 = 278.2 g/mol

Q: 2. A solution containing 80.g NaNO3 in 75g of H2O at 50°C is cooled to 20°C. Solubility (g/100.g…

A: It is given that 80. g NaNO3 in 75 g of water at 50oC is cooled to 20oC. The amount of NaNO3 soluble…

Q: A 1.00 % by mass solution of lactose (C12H22011, 342.30 g/mol) in water has a density of 1.0602 g/mL…

A: Given, density of Solution = 1.0602 g/mL Mass % lactose = 1.00 %  Molar mass of lactose = 342.30…

Q: Three common compounds used in "ice melt" are magnesium chloride, calcium chloride and sodium…

A: #(a): Solubility(S) is calculated as the moles of solute per L of the solution.  Given 37.45 g CaCl2…

Q: Dichloromethane has a density of 1.33 g/ml, its solubility in water is 2 g/100 ml at 20 °C. Which of…

A: Given data: Density of dichloromethane (DCM) = 1.33 g/mL Density of water = 1 g/mL Solubility of…

Q: If 102.6 mL of water is shaken with oxygen gas at 1.8 atm, it will dissolve 0.0034 g O2. Estimate…

A: Henry law: This law states that the concentration of a gas dissolved in a liquid depends on the…

Q: Solution 10% w/v solution of NaCI .means that 10 gm of NaCl in 1000 ml of solution. 100 gm of NaCl…

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Q: 3. The density of acetonitrile, CH,CN, is 0.786 g/mL, and the density of methanol, CH,OH, is 0.791…

A: Given: Density of CH3CN = 0.786 g/mL. Density of CH3OH = 0.791 g/mL. Volume of CH3OH added = 20.0 mL…

Q: Which of the following compounds is most soluble in water? H HHH H. H. H. C-H H-C -C H. AAAAA H. II…

A: The water is a polar compound. When other compound forms a hydrogen bond with water then those…

Q: Calculate the solubility of BaSO4 in water at 25 °C Round your answer to 2 significant digits.

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Q: -1 A certain liquid X has a normal boiling point of 122.10 °C and a boiling point elevation constant…

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Q: H.W: 1- A solution of KCl (its volume =500 mL) contains 7.45 ppm KCl. Calculate its Molarity and…

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Q: A glass of cola is fizzy because carbon dioxide, CO2, has been dissolved in it under pressure. When…

A: The amount of gas that a saturated drink contains is 1.5 g per L. According to this data, a 500 mL…

Q: How many moles of solute are present in 35. 0 mL of 0.30 M KNO3?

A: Hi, since you have posted multiple questions. We will answer the very first question for you. Kindly…

Q: The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m In…

A: A numerical problem based on colligative properties which is to be accomplished.

Q: What is the Normality of a sulfuric acid solution containing 75% w/v of H2SO4 (98.0) and having a…

A: Normality: In 1000 mL or 1L of the solution, the gram equivalent of the solute present is called the…

Q: 3) CH3OH solution in water cân be CH3OH? 4) What is the mole fraction of CH3OH in a solution of 10.0…

A: We have to calculate the  mole fraction  of CH3OH in a solution of mixture of  20 g H2O & 10 g…

Q: A 10.34 molal aqueous nitric acid solution was prepared.  (Density of nitric acid = 1.51 g/mL,…

A: Given, Density of nitric acid = 1.51 g/mL Density of water = 1.0 g/mL The molar mass of nitric acid…

Q: How many grams of a hypothetical salt X4Y3 of molar mass 95.00 g/mol would need to be added to…

A: Given, Molar mass of salt is 95 g/mol Mass of water 414 g. Let the mass of salt be w grams. The…

Q: How many (a) millimoles, (b) milliequivalents, and (c) milliosmoles of calcium  chloride (CaCl2 .…

A: How many (a) millimoles, (b) milliequivalents, and (c) milliosmoles of calcium  chloride…

Q: Which of standard substance (or standardized solution) is correct for standardization of ICl :…

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Q: 2. An unknown solid Y was dissolved in water resulting to a decrease in temperature of its…

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Q: student combines 0.19 g of Mg metal with HCl and gets a final V of 0.25 L which completely reacts…

A: The solution is as follows:

Q: (Q59) What is the molality of a solution that contains 73.7 grams of strontium fluoride that has…

A: This question is from chapter Solutions. There are many ways of expressing the concentration of…

Q: The boiling point of diethyl ether, CH3CH,OCH,CH3, is 34.500 °C at 1 atmosphere. K,(diethyl ether)=…

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Q: Three common compounds used in "ice melt" are magnesium chloride, calcium chloride and sodium…

A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts . If you…

Q: what is the solute and solvent of CoCl2 • 6H2O / H2O ?

A: A solution is a mixture in which two more or more substances are added and are allowed to mix. The…

Q: How many liters of a 0.560 M sucrose (C12H22O11) solution contain 1.7 kg of sucrose?

A: Molarity (M) :-  The number of moles of solute dissolved in 1 litre of solution is called molarity.…

Q: 4 a)The mole fraction of iron(III) nitrate, Fe(NO3)3, in an aqueous solution is 6.42×10-2 . The…

A: The composition of a mixture can be expressed in different units like mole fraction, mass percent,…

Q: (Q53) 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 solid, liquid, or gaseous substance commonly known as…

Q: If ammonia is dissolved in water and the total weights are 80 g at 19%, what are the weights ammonia…

A: Mass percent is a method of expressing concentration of the solution.   amount of substance present…

Q: Which of the following substances would be most soluble in water?    Group of answer choices…

A: like dissolve like.... polar substance dissolve in polar solvent and non polar substance dissolve in…

Q: Calculate the solubility of PbCrO4 in water at 25 °C. Round your answer to 2 significant digits.

A:

Q: The boiling point of diethyl ether, CH3CH,OCH,CH3, is 34.500 °C at 1 atmosphere. K4(diethyl ether) =…

A: Given: Boiling point of pure solvent = 34.500°C Boiling point of solution = 34.935°C Mass of solute…