Q: How to Calculate freezing points andboiling points for solutions
A: Calculatetion of Freezing point and boiling point.
Q: Part IlI: Determination of Saturated Solutions
A:
Q: why distilled water is used for standard solution?
A: A solution is made up of solute and solvent. Solute is present in small amount and solvent is…
Q: How many mL of a 15% (w/v) solution must be to deliver 8.0 g of solute? administered
A:
Q: Explain the difference in solubility of your unknown in water compared in water compared to other…
A: To explain the difference in solubility of the unknown compound with water
Q: Why were we able to assume C solution = C water ?
A: C is the specific heat capacity of any substance and it is defined as the amount of heat required to…
Q: Part 2 - Answer THREE of these. (a) What is the vapor pressure of water above the solution? (b) What…
A: Given that - Mass of non volatile solute = 8.3 g Molar mass of Solute = 68.51 g/mol Volume of the…
Q: 2. 100ml of sodium hydroxide solution is required 20ml of 0.5 N sulfuric acid solution to neutralize…
A: Answer: This question is based on acid-base titration where with the help the known concentration of…
Q: Give 3 reasons why it is important to learn calculations of concentrations of solutions.
A: Concentration is the amount of substance in a particular sample. Increased concentration means…
Q: Salt A of 40 g is mixed with 500 g solvent. Solubility is 10 g A/100 g solvent. If 30 g more of salt…
A: Given data,Mass of salt A=40gMass of solvent=500gSolubility=10gA/100g Solubility signifies the…
Q: 1. How do liquid solution form? 2. Why is solutions be expressed in correct concentration?
A: Given : 1. How do liquid solution form? 2. Why is solutions be expressed in correct…
Q: نقطتان )2( Ethanol has percent concentration v/v equal to 30%, what the volume of water and volume…
A: 30 ml of ehanol
Q: Define solution
A: To find: The definition of solution
Q: Explain factors using diagram which govern the water solubility and melting points explaining the…
A: The melting point of the crystal depends upon the two main factors: Intermolecular forces, for the…
Q: What volume of a 0.1000 M hydroiodic acid solution is needed to neutralize 25.0 mL of a 0.350 M…
A:
Q: How much of a 14 M stock HCI solution is needed if diluting to a 3M solution that is 600 mL?
A: Given:M1 = 14.0 MM2 = 3 M.V2 = 600.0 mL
Q: Why is a calibration curve used? O To ensure new equipment is working properly To calibrate old…
A: The reason, for why calibration curve is used has to be given.
Q: show the complete solution
A:
Q: Read
A: Since you have asked multiple question, we will solve the first question for you.If you want any…
Q: Mass of NaCl needed for 50.0 mL of 0.200 M NaCl solution
A: we are here given that the Molarity of NaCl solution =0.20 M molar mass of NaCl =(23+35.5…
Q: how to make a stock solution of 10% ethanol and 40% water? do the necessary volume to concentration…
A: To make a stock solution of 10% ethanol and 40% water.
Q: What will be the effect on the freezing point of an aqueous solution change as evaporation occurs?…
A: Since the solution is aqueous solution. Hence the solvent is water and there is some solute.
Q: Concentrated phosphoric acid as sold for use in the laboratory is usually 90% H3PO4 by mass (the…
A: Molarity is defined as the number of moles of solute dissolved in per litre of the solution. It is…
Q: the beakers pictured above, which solution is more concentrated? You can assume both solutic О…
A: The addition of more solvent into the concentrated solution is called dilution. In this, the amount…
Q: Determine the boiling point in Ce
A:
Q: 2. How many mL of 0.10 M H,SO, can be made from 50.0 mL of 0.25 M H,SO,?
A: Number of moles of solute to the volume of solution in liters is known as molarity.
Q: Which part of the graph represents: A) an unsaturated solution, B) a saturated solution and C) a…
A: The amount of the substance that dissolves a specified volume of the solvent produces a solution of…
Q: Prepare 100 mL of a 10mM tris solution using a 1M tris stock (include the amount of water in your…
A: In case of dilution of any electrolyte, the number of moles (or millimoles) remains unchanged. i.e,…
Q: To make a 2.0M solution, on could take 2.00 moles of solute and add... A) 1.00L of solvent B)…
A: 2.0 M solution means that 2.0 moles of solute is added to a solution of 1 L.
Q: If a stock solution was 12.0M how much would be needed to make a 200.0mL of a 3.0M solution? How…
A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…
Q: If 297 mL of 0.14 M HCl solution is required what volume in mL of 2.8 M HCl must be used? (answer to…
A:
Q: 4. How should we test appearance of solutions?
A: We have to tell the test of appearance of the solutions. We know that a solution is a homogeneous…
Q: How much water should be added to 14mL of 15% alcohol solution to reduce the concentration to 7%?
A: Given, V1 = 14 ml M1 = 15% V2 = ? M2 = 7 %
Q: 1. a. What is a colligative property? b. Name 4 colligative properties
A: The question is based on the concepts of solutions. colligative property is one of the important…
Q: solution. Use PV=nRT to determine the number of moles of the
A: Given, T = Temperature = 300 K Pressure = 748 mm Hg = 748/760 = 0.984 atm Volume = 4.00 L Mass of…
Q: If you dilute 175mL of a 1.6 M solution of LiCl to 1.- l determine the new concentration of the…
A: For dilution use , M1V1 = M2 V2
Q: he boiling point of this solution.
A:
Q: Matt has a stock bottle full of 6.0 M hydrochloric acid. He needs to make 500 mL of 1.5 M…
A: 6.0 M of HCl which has to be diluted into 1.5 M to about 500 mL.
Q: Part a and b properly solution
A: The solubility product of salt is a constant at a given temperature irrespective of the source from…
Q: Adding or removing water will change the number of moles in the solution. O True O False
A: Adding or removing water will change the number of moles in the solution. Number of moles is defined…
Q: A 6.00ml portion of an 8.00M stock solution is to be diluted to 0.400M. What will be the final…
A: Given : Initial concentration = 8.00 M Initial volume = 6.00 mL Final concentration = 0.400 M To…
Q: (SHOW CALCULATIONS) How many milliliters of 12.1 M HCI solution are needed to make 1.0 L of 0.5 M…
A:
Q: Why are solutions heated before recrystallization?
A: Recrystallization is a process of purification of impure compounds. The basic principle of…
Q: Examine the diagram below. Which solution represents an unsaturated solution and which represents a…
A:
Q: ml of HCI solution required 22.4 ml 50 of 0.55 M KOH to reach an end point. :The molarity of HCI…
A: Given,
Q: How many grams per millilitre of NaCl are contained in a 0.250M solution .
A: We know , Molarity of NaCl = Moles of NaCl / volume of solution in L By using this we can calculate…
Part A & b and why in part A with this solution decrease in volume
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- Please answer subparts a-c. Show solutionsIf 100.mL of water is added to 25mL of 5.0M NaCl, the final concentration isA perchloric acid solution is 60.0% HClO4 by mass. It issimultaneously 9.20 M at 25°C.(a) Compute the density of this solution.(b) What volume of this solution should be used in mixing 1.00 L of a 1.00 M perchloric acid solution?
- What volume of concentrated ammonia should be used to prepare 200 ml of 0.600 M solution?Purity 28% w/wdensity 0.9 g/mlHow to right a report with the aim to standardize a solution*** CALULATE FINL CONCENTRATION USING 2 IG FIGS AND APPROPRIATE UNITS A 6.0 mLmsample of a 50.0 % (mm/vv) acetic acid (HC2H3O2) solution is added to water to give a final volume of 34 mL.
- How many ml of a sodium hydroxide solution with a concentration of 40g/100cm3 should be measured out to prepare 200cm3 of 0.5M solution?Please answer subparts d-e. Show solutions. ThanksSuppose you want to prepare a solution of 2.50L of 1.00M HCL solution from concentrated 12.0 M HCl (aq.) How many liters of concentrated acid is needed and how many liters of water is needed?[Dimensional Analysis is appreciated!]