1. Distinguish between the following pair of terms; a. Molarity and normality b. Mole and Avogadro number c. Concentration and quantity

Q: What will be the new total mass of the calcium ion be in this new solution now

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Q: Concentration units

A: Please find your solution below : Concentration of a solution is defined as the amount of solute…

Q: The mass fraction of B in a solution is 0.17. Calculate, in g, the mass of the solution that…

A: We have to calculate the mass of solution.

Q: 38 g sodium nitrate is dissolved in water to make 538 g of solution. What is the percent sodium…

A: Given that: Mass of sodium nitrate = 38 g Mass of solution = 538 g Mass percent of sodium nitrate =…

Q: Molarity solution

A: Answer: (D) It is defined as no.of moles of solute present in one litre solution .  Units: mol/L…

Q: what's the concentration of solution in units of molarity when 79.23 g of sodium bromide is added to…

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Q: 6. Calculate the moles of NAHCO; in the sample and record the data in the data table. Data Table…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14% KCI by…

A: Explanation Mass percent There are different ways of expressing the concentration of a solution by…

Q: A solution is made by mixing 569 ml of water and 238 ml ethanol. What is the concentration of…

A: Given,       Volume of water = 569 mL       Volume of ethanol = 238 mL      So, total volume of…

Q: A bottle contains 59 mL of lemon extract solution. If the extract contains 49 mL of alcohol, what is…

A: Total Volume = 59ml  Volume of alcohol = 49ml

Q: What will be the number of moles of water in 1 L volume of water?

A: In this question, we have to find out the correct answer of given problem by the help of Mole…

Q: If the volume increase, what will happen to the numbers of moles?

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Q: A solution contain 28% phosphoric acid by :mass. This means

A: % by mass = 28% Given question doesn't mention mass of solution so we will assume mass of solution…

Q: How does evaporation occu Why does ice float? What is a solution?

A: ANSWER

Q: Calculate moles of barium chloride in 427g of 3.81% by mass. Barium chloride solution

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Q: A solution of CaCl, in water forms a mixture that is 37.5% calcium chloride by mass. If the total…

A: Given information: Mass percent of calcium chloride = 37.5% Total mass of the mixture = 652.7 g

Q: % composition o

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

Q: A student in lab needs to make a solution that is 6.00% by mass NaCl. If 175 g of NaCl is available,…

A:

Q: What would happen to: a) Volume of gas, if number of mole increased? b) Number of moles, if volume…

A: Avogadro rule According to this rule at constant temperature and pressure, the volume of an ideal…

Q: d. What is the final molarity of HCI? If the two gaseous products are collected separately, then…

A: The solutions are given below -

Q: How is a concentrated solution different from a dilute solution?

A: A concentrated solution has higher amount of solute present in the solvent than that of a dilute…

Q: what is the amount of moles?

A: Mole can be defined as standard unit for measuring large quantities of very small entities such as…

Q: molar mass of NH4C2H3O2

A: To find molar mass of NH4C2H3O2 Molar mass of N=18 g/mol Molar mass of H=1 g/mol Molar mass of…

Q: Calculate the molarity and the mass-volume percent solution obtained by dissolving 107.9g H3PO4 into…

A: Given: Mass of H3PO4 = 107.9 g The volume of the solution = 649 mL Standard data: The molar mass…

Q: 13 mass of solute: Incorrec

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Q: concentration

A: According to the question, a chemist adds 425.0 mL of a 34.5 g/dL sodium hyposulfate (Na₂S₂O3 )…

Q: e % by volume

A:

Q: How many moles of water are in 432g of water?

A: Given: 432 g of water. Molar mass of water= 18 g/mol We have to calculate moles of water in 432 g of…

Q: Follow the rules of significant digits. An engineer wants to make 327.0 mL of a potassium nitrate…

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Q: A 1,800 ml solution contains 9 moles of solute. What is the molarity of the solution?

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Q: Determine the liters of solution in the cylinder and record the data in the data table. Determine…

A: From the assignment description above, it can be noted that 2 scoops of NaHCO3 are added on the…

Q: How much water is in the chemical compound magnesium sulfate heptahydrate?

A: The formula of magnesium sulfate heptahydrate is MgSO4 x 7 H2O  Hence the molar mass of magnesium…

Q: Determine the molar mass of NH4C2H3O2

A: The molar mass of a compound is termed as the sum of the reelative atomic masses of the atom. The SI…

Q: Calculate the solution volume in mililiters of a 7.40 M solution containing 1.72 moles of solute.…

A: Given data : Concentration = 7.40 M = 7.40 mol/L Moles of solute = 1.72 moles

Q: Question attached

A: The mass of solute in grams present in 100 g of the solution is termed as the mass percent of the…

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

A: We have to calculate the volume of glucose used.

Q: A solution of CaCl, in water forms a mixture that is 38.5% calcium chloride by mass. If the total…

A: We have to calculate the mass of calcium chloride and water.

Q: moles

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Q: Calculate the molarity of the NaCl solution when 43.8 g of NaCl is dissolved in 100 mL of water.…

A: The Answer to the following question is:

Q: A solution of CaCl, in water forms a mixture that is 36.0% calcium chloride by mass. If the total…

A: Mass of solution is equal to sum of mass of solute and solvent

Q: A student in lab needs to make a solution that is 4.00% by mass NaCl. If 165 g of NaCl is available,…

A: 4.0% by mass NaCl means 4 g NaCl in a total of 100 g solution. (note it is g of total solution) So,…

Q: In. . volumes of solutions are measured and quantities calculated using the molarities of the…

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Q: what is the mass of a hydrated salt?

A: Hydrated salt: It is an ionic compound in which a number of water molecules are attracted by the…

Q: percent by volume

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

Q: at mass

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Q: at is u’re favorite thing ab

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Q: How many moles of Cl are present at

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Q: A solution of CaCl, in water forms a mixture that is 32.5% calcium chloride by mass. If the total…

A:

Q: How many moles re? (The vapor

A: Total pressure = 755 mm Hg Vapor pressure of water =23 mm Hg Partial pressure of O2 (PO2) = Total…