Give a definition for a neutral aqueous solution that is valid at any temperature, not just 25 °C.

Q: Calculate the boiling point of a 1.75 m Mg(NO3)2 aqueous solution.

A: The boiling point elevation is given by

Q: The vapor pressure of pure water is lower than the vapor pressure of a 3.20 m solution.

A: In the given problem we have to discuss that why their is lowering of vapor pressure of pure water…

Q: alculate the boiling point (in oC) of an aqueous solution which is 0.342 m in potassium carbonate.…

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Q: Which one is an example of a standard solution? 1. Sugar solution 2. Basic solution 3. Acidic…

A: A homogeneous mixture of two or more substances is known as a solution. The species which present in…

Q: The concentration that refers to the number of equivalence per liter of the solution is called ?…

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Q: The experimental van't Hoff factor (i) for a 0.10 M CoCl2 solution was determined to be 2.658 at a…

A: Answer:- This question is answered by using the simple concept of calculation of % dissociation…

Q: Calculate the resulting molarity of a solution made by diluting 50mL of 0.10M HCl solution to a…

A: Dilution :-  If a solution of molarity M1 and volume V1 is diluted by adding water to a solution of…

Q: 50X NaOH solution in 100 mL of 2.5X NaOH solution

A: Given,  V1 = 100 ml  S1 = 50X  S2 = 2.5X V2 = ?

Q: To what volume should a 10.0mL stock solution of 5.0M Ca(OH)2 be diluted to make a solution with a…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: given a 8 M potassium chloride stock solution, explain whether it is possible to perform a dilution…

A: Inorder to perform dilution to a fixed concentration, we can use the equation of dilution.

Q: Which aqueous solution has the lower boiling point, 0.10 m KCl or 0.10 m CaCl2? value of i for KCl…

A: KCl ionise as K+ and Cl- and CaCl2 ionise as Ca2+ and 2Cl- ion.  Now .,  ∆Tb = ikbm ΔTb is the…

Q: Which aqueous solution has a boiling point closer to its predicted/calculated value, 0.030 m KBr or…

A: Check the ∆Tb value for both solution and check which one has higher value.

Q: For which of the following solutions do you expect the smallest difference between the actual and…

A: The actual value of van’t Hoff factor depends upon the concentration of the solution and degree of…

Q: Without doing detailed calculations, determine which of the following aqueous solutions has the…

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Q: nd 3 as the

A: Depression in freezing point is a colligative property that depends on the amount of solute…

Q: 1.) Which of the following solutions will have the lowest freezing point? Group of answer choices…

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Q: In what solvent will salt (NaCl) freely dissolve? Is it in water or in oil? explain why.

A: NaCl is ionic salts and act as polar molecule.  Large differences in the electronegativities of…

Q: Calculate mM of chemical in solution. 3 g NaCl in 3L solution. () mM

A: Given :-  mass of NaCl = 3g  volume of solution = 3L  To calculate :-  molar concentration of…

Q: Mixing 10.00 mL of an aqueous solution with 10.00 mL of water represents a

A: Formula Used  Concentration = no of moles / Volume Given : Volume of solution = 10 mL Volume of…

Q: The amount of water which should be added to 0.700 M NaOH solution to make 100 mL 0.250 M solution…

A: The dilution is done to the solution to decrease the concentration. The concentration is decreased…

Q: 1. Calculate the amount of HCl for preparing 0,5 M 100 ml HCl solution from the concentrated % 37…

A: 1.) Given  M2= 0.5 M V2= 100 mL  Mass % of HCl = 37% Density = 1.19 g/ mL  The relation between…

Q: What is the molarity of HCl in an aqueous solution in which the mole fraction of HCl is 0.220

A: The total mass of the solution is determined as follows.

Q: List the following aqueous solutions in order of increasingboiling point: 0.120 m glucose, 0.050 m…

A: Since boiling point of solution = boiling point of solvent i.e water + elevation in boiling point…

Q: Omeprazole magnesium [(C17H18N3O3S)2 * Mg; MW = 713.12) dissociates to 70% at a certain…

A: Molecular weight of Omeprazole = 713.12g/mol Percentage of degree of dissociation = 70%  Degree of…

Q: Which of the following has the lowest freezing point?     0.150 m NaOH     0.150 m CaCl2…

A: Depression in freezing point is a colligative property which depends upon the amount of the solute.…

Q: A sample of an organic compound (a nonelectrolyte) weighing 1.35 g lowered the freezing point of…

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Q: Calculate the concentration of this diluted solution

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Q: Caffeine (C8H10N4O2) is a stimulant found in coffee and tea. A solution of caffeine in the solvent…

A: The mass of caffeine present in 0.0500m solution is calculated as,

Q: Calculate the boiling point (in oC) of an aqueous solution which is 0.347 m in potassium carbonate.…

A: Answer:- This question is answered by using the simple concept of the elevation in the boiling point…

Q: Calculate the molality of 2.50 M NaCl solution (density of 1.12 g/mL)

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: A solution contains 0.154 mol NaCl and 0.957 mol H, C. Calculate the vapor pressure of the solution…

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Q: The ppm concentration of 0.1 M calcium chloride solution is 2611 11.1 11100 5550

A: We have 0.1 M of CaCl2 solution, we have to tell concentration in ppm

Q: 78. Molecular dispersions with <1nm sized particles can pass through semi-permeable membrane but not…

A: 78. True. Because An ultrafiltration filter has a pore size around 0.01 micron.  79.True Yes,…

Q: The experimental van't Hoff factor (i) for a 0.10 M CoCl2 solution was determined to be 2.629 at a…

A: Given  Experimental Van't Hoff factor = 2.629  Ideal Van't Hoff factor              = 3 %…

Q: Q1 0.1 MOLAL AQUEOUS SOLUTION OG Al2(SO4)3 is 70% dissociated.the vant hoff factor of the salt…

A: Hi, since there are multiple questions posted we will provide you with answers for the first two…

Q: The freezing-point depression of a 0.091-m solution of CaCl2 is 0.440oC. calculate the apparent…

A: The addition of a non-volatile substance in an volatile pure solvent decreases the vapour pressure…

Q: (2) ylubäi Q3. The important property of standard solution is It can reacting with more one of…

A: The important property of a standard solution is that its concentration always Itsremains constant…

Q: The vapor pressure of pure water is lower than the vapor pressure of a 3.20 m solution. O True O…

A: Colligative property is the property which depends only on the number of solute particles in the…

Q: Correlate the degree of change in freezing point of water to the number of ions formed when salts…

A: We know that depression in freezing point is a colligative properties depend only on the number of…

Q: Assuming 100% dissociation, calculate the freezing point (T;) and boiling point (Tp) of 1.16 m…

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Q: Describe the concept of chemical potentials as a way to explain the presence of colligative…

A: Please find your solution below :  Colligative properties are the properties which describe the…

Q: How would you prepare 125mL rubbing alcohol for pure isopropyl alcohol?

A: Given :- %v/v = 85%  Volume of solution = 125 mL  To be calculated :- volume of isopropyl alcohol

Q: Arrange the following solutions from lowest to highest freezing point (Tf) 0.65 m ethylene glycol…

A: The question is based on the concept of solutions.   Molality is a method of expressing…

Q: What is the freezing point of a 0.15 m organic compound solution in benzene?

A: We know that  ∆Tf= molality×kf Given is molality=0.15m  Kf for benzene is =-5.12°C/mol/kg So ∆Tf=…

Q: List the factors that influence solution formation.

A: when a solute is dissolved in solvent solution is formed solutions are homogeneous mixture. solution…

Q: Which solution has the lower freezing point, 0.20 M NaOH or 0.20 M Ba(OH)2? Both NaOH and Ba(OH)2…

A: Lowering in freezing point ΔTf ΔTf =Tof - Tf = i Kf m Tof= normal freezing point of water =273k Tf=…

Q: Calculate the amount in grams of solid K2CrO4 to make 100ml of a0.2 M aqueous solution of K2CrO4.…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: Suppose a group of students tell you that they added solid sodium chloride NaCls to 35 mL of…

A: The solute always needs to be mixed into any solvent. The ratio of solute's amount (moles) and…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.