10. When 132.8 mL of a barium chloride solution reacted with excess potassium chromate solution in a double replacement reaction, 1.05 grams of barium chromate was formed. What was the molarity of the barium chloride solution?

Q: Mass of beaker 50.5g Mass of marble before reaction 3.0g Mass of marble after reaction…

A: Formula of marble CaCO3 Chemical reaction CaCO3 (s)  + 2 HCl (aq) →CaCl2 (aq) + CO2 (g) + H2O (l)…

Q: grams of barium hydroxide

A:

Q: A chemist prepares a solution of copper(II) sulfate CuSO4 by measuring out 7.84g of copper(II)…

A:

Q: What is the molarity of a solution in which 10.8 grams of magnesium chloride is dissolved in enough…

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A: We have HClO4 + NaOH → NaClO4 + H2O Volume of NaOH= 25.9 mL Concentration of NaOH=0.192 M Mass…

Q: How many ml of 15% hydrochloric (HCl) acid solution must be mixed with a 5% hydrochloric (HCl) acid…

A: The question is based on the concept of solutions. we have to calculate volumes of the solution…

Q: How many grams of sucrose are needed to make 815 mL815 mL of a 36.0% (w/v)36.0% (w/v) sucrose…

A: Given data: 815 mL of a 36.0% (w/v) sucrose solution   w/v % represents the weight or grams of…

Q: Sea water contains roughly 28.0 g of sodium chloride NaCl per liter. What is the molarity of sodium…

A: Molarity is defined as the number of moles per litre of the solution.

Q: How many grams of cobalt (II) nitrate would you need to add to a 100.0 mL volumetric flask to make a…

A: Molarity = number of moles of solute/volume of solution (in L)  so, number of moles = molarity ×…

Q: Ordinary household bleach is an aqueous solution of sodium hypochlorite. What is the molarity of a…

A: It is defined as number  of moles of solute devided by volume of solution in liter

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: Given, Volume of Solution = 625 mL  W/V % of Sucrose = 36.0% Mass of sucrose = ?

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: Solution : % (w/v) = mass of solute / volume of solution × 100 36 % = mass of sucrose / 645 ml So,…

Q: In the laboratory you dissolve 12.2 g of magnesium iodide in a volumetric flask and add water to a…

A: Mass of magensim iodide = 12.2g Molar mass =278.114g/mol Moles of Magnesium iodide…

Q: A 14.3 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

A: In the given question we have to calculate the mass Percent of perchloric acid. the given data: mass…

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A: When a concentrated solution of concentration C1 and volume V1 is diluted by adding water to a final…

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A:

Q: 6. 100.0 mL of a silver nitrate solution is added to 98.75 g of a water sample. The density of this…

A: Number of Mole- Ratio of given mass of substance to the molar mass of substance is called number of…

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A: Molarity of solution is defined as number of moles of solute dissolved in per litre of solution.

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A:

Q: KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

A: Given: Volume of solution = 1673 mL Molarity of solution = 2.48 M Mass of NaOH = 42.9 g

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A:

Q: To prepare the 5% calcium chloride solution called for in Question 1b, how many moles of calcium…

A: Mass of calcium chloride present in 100 g of solution = 5 g The number of moles of calcium chloride…

Q: A 12.7 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

A: Given data,Mass of sample=12.7gMolarity of NaOH=0.325MVolume of NaOH=24.2mL=0.0242L

Q: 0.28g of sodium sulfate (molar mass = 142.04 g/mol) is dissolved into 50mL of water. It is labeled…

A: Given that:                 Mass of sodium sulfate = 0.28 g                         Volume of…

Q: Calculate the normality of 0.321 g sodium carbonate when it is mixed in a 250 mL solution

A:

Q: A solution of calcium chloride CaCl2 contains 16grams of solute in 188 milliliters of solution what…

A: Molarity is a concentration term that is defined as the number of moles of solute dissolved per…

Q: A vinegar solution contains 5.11% acetic acid. Its density is 1.007g/mL. What is its molarity?

A: The concentration of acetic acid in vinegar solution is = 5.11 % The density of the solution is =…

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Q: 5. A solution of barium hydroxide, Ba(OH)2, contains 4.285 g of barium hydroxide in 100.0 mL of…

A:

Q: What is the molarity of sodium chloride in solution that is 13.0% by mass sodium chloride and that…

A: Determination is the molarity of sodium chloride: Given: Mass of sodium chloride is = Density…

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Q: 0.22g of sodium carbonate (105.9888 g/mol) is dissolved into 50mL of water. It is labeled "Solution…

A: Molarity is the number of moles of solute dissolved in one liter of solution. It is represented by…

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A: With data's given  We are calculating total volume by using dilution formula as follows

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A: We have to predict the mass of salt needed.

Q: In the laboratory you dissolve 22.3 g of ammonium nitrate in a volumetric flask and add water to a…

A: Molarity is given by the ratio of number of moles to that of the volume of the solution.

Q: In the laboratory you dissolve 14.1 g of chromium(III) nitrate in a volumetric flask and add water…

A:

Q: 1. A 4.24 g sample of a laboratory solution contains 1.42 g of acid. What is the concentration of…

A: (1) Given that - Mass of sample Solution = 4.24 g  Mass of the acid = 1.42 g    Then, mass…

Q: In the laboratory you dissolve 16.0 g of silver fluoride in a volumetric flask and add water to…

A: First, the given grams of silver fluoride is converted into moles.

Q: Suppose 1.73g of barium nitrate is dissolved in 100.mL of a 63.0mM aqueous solution of sodium…

A: Stoichiometry is mainly based on the calculation of moles and molarity. These two values are used to…

Q: What is the molarity of a solution containing 36.3 g of NaOH in 1.40 L? The molar mass of NaOH is…

A: The mass of the NaOH given = 36.3 g The volume of the solution = 1.40 L The molar mass of NaOH =…

Q: What is the molarity of sodium chloride in solution that is 13.0 % by mass sodium chloride and that…

A: Given, density of NaCl = 1.01 g/mL Mass % = 13.0 % Molar mass of NaCl = 58.44 g/mol Molarity of NaCl…

Q: A 12.3 g sample of an aqueous solution of hydrochloric acid contains an unknown amount of the acid.…

A:

Q: A 7.26 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

A: Mass of hydroiodic acid (HI) can be determined by calculating the number of moles of sodium…

Q: Consider a solution prepared by combining 45.0 g of BaCl2 with enough water to prepare a 750.0 mL of…

A: Given information: Mass of barium chloride = 45.0 g Volume of solution = 750.0 mL Concentration of…

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: %(w/v) = 100 x mass of solute/Volume of solution in mL

Q: 10. Vinegar is acetic acid dissolved in water. If the store-bought vinegar is 0.50% acetic acid by…

A: Given that  0.50% acetic acid solution by volume, it means 0.50 mL of acetic acid dissolved in 100…