How do I calculate the molar concentration of hydrochloric acid if 35.18 of hydrochloric acid was required to neutralize .450g of sodium bicarbonate to a phenolphathalein end point  Then calculate mass percent concentration of hydrochloric acid using the molar concentration calculated in previous question and assuming density is 1.01 g

Q: Directions: Provide what is being asked in each of the following items. Show a complete solution.…

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Q: How many moles of hydrogen atoms are in a 2.7 g sample of H2 gas? [Express your answer to at least…

A: Given, mass of H2 = 2.7 g we know, molar mass of H2 = 2.016 g/mol we know, => moles of H2 = mass…

Q: If 0.0208 mol CaCl20.0208 mol CaCl2 is dissolved in water to make a 0.660 M0.660 M solution, what is…

A: Given Moles of CaCl2 Dissolved = 0.0208 mol Molarity Of Solution = 0.660 M Volume of Solution To be…

Q: 12) A 500.0-g sample of NaOH (Molar mass= 40.00 g/mol) is dissolved in 1.75 L of solution. What is…

A: Molarity = Moles of Solute/Volume of solution (L) Moles of solute = Mass of Solute/Molar mass of…

Q: How many moles of NaOH are in 335.9 mL of 2.97 M NaOH?

A: Given that, Volume of solution = 335.9 mL = 0.3359 L Molarity of NaOH = 2.97 M Then, Moles of NaOH…

Q: What mass (measure in g) of copper sulfate is required to prepare 80.0 mL of a 0.300 M solution?…

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Q: What volume (in liters) of solution will be required to make a 1.50 M solution of 48.9 grams of…

A: Given data, Molarity = 1.50 M Mass = 48.9 g Molar mass = 68.946 g/mol To calculate the volume in…

Q: Convert 4.80 x 1021 molecules of H₂O2 to moles H₂O2.

A: Number of molecules of Moles of H2 = ?

Q: Suppose 1.97 g of iron() chioride (FeCl,) are dissolved in 890. ml of water. Find the composition of…

A: Relation between number of equivalents and number of moles is following. No. of equivalents = No. of…

Q: Calculate the following quantity. Show your complete solution.  1.) mass in grams of 1.95x1026 HCl

A: One of any substance contains approximately 6.023 x 1023 molecules of that substance.

Q: How many milliliters of water should a chemist add if they want to prepare an 0.200 aqueous solution…

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: 24) The molarity of a solution prepared by diluting 43.72 mL of 1.005 M aqueous K₂Cr 500 mL is A)…

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

Q: A stock solution of substance A has a concentration of 8.42% by mass. You make three solutions from…

A: Given that the concentration of the stock solution of A is 8.42% by mass.The density of the stock…

Q: 2.0 L of a 1.5 M solution is diluted with water until the final volume is 6.0 L. The molarity of the…

A: Given,  When 2.0 L of a 1.5 M solution is diluted with water until the final volume is 6.0 L. The…

Q: Calculate the empirical formula of the following substances given the mass percentage. a) Ca 20% Br…

A: We know the empirical formula of a compound represents the simplest whole number ratio of atoms of…

Q: What is the number of moles in 6.6046 g of Lithium?

A: mass of Lithium = 6.6046 gNumber of moles of Lithium = ?Note: molar mass of Lithium = 6.941 g/mol

Q: how many mole in 22.6 g of NaF? Give stepwise Solution!

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Q: Using the illustration below, describe the relationships between SOLUTE, SOLVENT, AND SOLUTION.

A: Relationships between solute, solvent and the solution to be explained based on the illustration.

Q: 0.306 L and the initial Molarity is 1.941 M, what is the final volume if the final Molarity if the…

A: initial volume(V1)= 0.306 L initial Molarity(M1) =  1.941 M final Molarity (M2) = 0.832 M  Using…

Q: Using the Illustration below, describe the relationship between solute, solvent and solution.

A: The substance which is present in solution in minimum amount is known as solute while the substance…

Q: What is the molarity of the solution if 10.0 ml of 0.020 molar stock solution is diluted to 25.0 ml?

A: We are given molarity of solution and volume, we need to calculate molarity of this when it is…

Q: Concentrated sulfuric acid has 98 % mass with a density of 1.84 g/mL, determine the molarity of…

A: We have given that  Concentrated sulfuric acid has 98 % mass with a density of 1.84 g/mL. Molarity :…

Q: This image shows that the initial volume of a sodium phosphate solution was 357 mL, with a molarity…

A: Given: Initial volume of solution = 357 mL Initial molarity of solution = 0.68 M Final volume of…

Q: A 54.1-g sample of NaBr is dissolved in water to give 550. mL of solution. The concentration of the…

A: The mass of solute, NaBr is = 54.1 g The volume of the solution is = 550. mL The concentration of…

Q: I filled in all of the information but I am not sure how to calculate the GRAMS of solute contained…

A: Formula- Molarity (M) = Moles of soluteL of solution

Q: How many atoms of carbon are present in 1.0 g of Na₂CO3? atoms C

A: Mass of 1 mole = molar mass 1 mole = 6.022 x 1023 entities

Q: Calculate the molarity of a solution prepared by dissolving 17.05 grams of KCI ( OR K CI) to total…

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Q: Part B A student placed 18.5 g of glucose (C6 H12 O6) in a volumetric flask, added enough water to…

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Q: [References] centration Use the References to access important values if needed for this question.…

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Q: What is the concentration of nitrate ions in a 250.00 mL solution prepared from 2.81 mL of 3.014 M…

A: In the given question we have to calculate the concentration of nitrate ion. first, we have to…

Q: A student has a 6.73 liters of a solution that has a molarity of 5.91 M.  How many moles of solute…

A: Molarity is defined as defined as number of moles of solute devide by volume of solution in liter .

Q: how many milliliters of 0.659 m h3po4 will contain 0.12 mol h3po4

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Q: Answer the following question???? about a 1.50M HCl solution:What is the new molarity if exactly…

A: Write the required equation. M1V1=M2V2 where M is the molarity and V is the volume.

Q: A hydrated salt is heated to determine the mole ratio of water to salt (n).  A student heated the…

A: Number of calculated hydration likely to be high, or low can be determined by checking the effect on…

Q: What mass of KBr (in grams) should you use to make 250.0 mL of a 1.20 M solution of KBr? Express the…

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

Q: Calculate Molarity of a solution having solute 31.70 moles , dissolved in 8.2 L of solution?

A: Molarity of a solution is defined as number of moles of solute divided by volume of solution in…

Q: To what volume should you dilute 25 mL of a 12MH2SO4 solution to obtain a 0.17MH2SO4 solution?…

A: Given information is: Molarity of H2SO4  present = M1 = 12M Volume of H2SO4  present  = V1 = 25mL…

Q: What is the mass % of propylene glycol in a 2.01 M solution of propylene glycol (MM = 76.09 g/mol)…

A: Given: Molarity of solution = 2.01 M = 2.01 mol L-1 density of solution = 1.03 g/ml Molecular mass…

Q: HCl molarity !? 22.7% mass 3.18 g/mL density

A: Given that  Mass % of HCl = 22.7%  Density of HCl solution = 3.18g/mL  22.7% HCl by mass means, 22.7…

Q: If 0.0319 mol CaCl2 is dissolved in water to make a 0.820 M solution, what is the volume of the…

A: Molarity is the number of moles of per liter of the solution.