What is the concentration of sodium ions in a solution made by diluting 50.0 mL of a 0.874 M solution of sodium sulfide (Na2S) to a total volume of 250.0 mL.

Q: What mass of Na3CrO4 is required to precipitate all of the silver ions from 20.0 mL of a 0.700 M…

A: 20.0 mL of a 0.700 M solution of AgNO3 and Na3CrO4.

Q: The concentration of Mg2* in a sample of coastal seawater is 1.08 g/kg. What is the molar…

A: concentration of Mg2+ = 1.08 g / kg 1.08 g/Kg means 1.08 g of Mg2+ in 1 Kg ( = 1000 g) Molar mass of…

Q: What volume of 0.100 M NaOH is required to precipitate all of the nickel (II) ions from 150.0 mL of…

A: Given,  Molarity of NaOH = 0.100 M  Volume of Ni(NO3)2 = 150.0 mL  Molarity of Ni(NO3)2 = 0.347 M…

Q: What volume (in mL ) of 0.160mol / L calcium hydroxide , Ca(OH) 2 (aq) , is needed to completely…

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Q: What is the concentration of 0.2074 g of calcium hydroxide that was added to 40 mL of water?

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Q: Calculate the final concentration of a solution prepared by diluting 1.50 mL of a 20.00 mg/L…

A: The values are given as follows:

Q: 1).  Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M…

A: Since, this is multiple questions we are answering first question.

Q: Calculate the molarity of a 45.3 g NaNO3 dissolved in water to produce 230 mL of solution.

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Q: What volume in liters of 0.250 M H2SO4 is required to neutralize a solution prepared by dissolving…

A: Neutralization reaction: The hydrogen ion of acid reacts with the hydroxide ion of a base to form…

Q: What is the molar concentration of sodium ion in a 200.0 mL solution prepared from 1.223 g of sodium…

A: Since in the molecule Na3PO4 we have 3 Na+ ions  Hence moles of Na+ ions in solution = moles of…

Q: Calculate the molar concentration of the solution formed when 69.68 g of MgSO4 * 6 H2O is dissolved…

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Q: What is the molarity of a solution of H3PO4 if 50.00mL of it is titrated with 25.68 mL of 0.1201 M…

A: Given that: Volume of H3PO4 solution, V1 = 50.00 mL = 0.05 L, molarity = M1 Volume of NaOH solution…

Q: If 0.850 L of a 5.00-M solution of copper nitrate, Cu(NO3)2, is diluted to a volume of 1.80 L by the…

A:

Q: Consider the precipitation reaction that takes place when a water solution of aluminum nitrate,…

A: On reacting above two aluminium phosphate precipitate and potassium nitrate form as side product.

Q: What mass of Ca(OH)2 is required to react completely with a 25.00 mL sample of  0.1234 M HCl(aq)?

A:

Q: What volume (in mL) of 0.436 mol/L calcium hydroxide, Ca(OH)2(aq), is needed to completely…

A: Answer: the volume of calcium hydroxide [Ca(OH)2] solution needed is 16.31 mL.

Q: How many chloride ions are present in 65.5 mL of 0.210 M AlCl3 solution?

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Q: A student wishes to determine the mass percentage of barium in a 2.016g sample. The student…

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Q: 4.What is the molarity of the resulting solution? . From 60 ml of a 1.6 M nickel phosphate solution,…

A: Given that : Volume of nickel phosphate solution (V1)= 60 mL Molarity of nickel phosphate solution…

Q: How many grams of NaCl would be needed to precipitate the Ag⁺ ions from 2.500 × 10² mL of a 0.0115 M…

A:

Q: What is the volume of 1.323 M sodium hydroxide required to react with 15.3 g of concentrated acetic…

A:

Q: 2AgNO3(aq)+MgCl2(aq)→2AgCl(s)+Mg(NO3)2(aq) What mass of silver chloride can be produced from 1.67 LL…

A: Given Volume of AgNO3 = V =1.66 L Concentration of AgNO3 = M = 0.112M Moles of AgNO3 = V x    M…

Q: 3.682 g sample of KClO3 is dissolved in enough water to give 375. mL of solution. What is the…

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Q: Calculate the molarity if a sample of solid KBr weighing 11.9 g is put in enough distilled water to…

A: Molarity is used for concentration calculation. It is the number of moles of solute dissolved in per…

Q: What concentration of Zn is present in solution when 5.93 g of zinc metal is used to displace…

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Q: Calculate the molarity of Zn2+ in 150.0 mL of aqueous solution that contains 5.07 g of zinc chloride

A: The molarity is defined as the number of moles of solute dissolved in per liter of solution. i.e…

Q: Whens 28 g of KOH dissolves in enough water to make 250 mL of solution, what is the resulting…

A: We have 28 g KOH , 250 ml of solution, we have to calculate the Molarity.

Q: If you had 200. ml of a 3.0 M solution of MgCl2 and accidentally spilled 35.7 ml of pure water into…

A: When we accidentally spill water, the original solution is diluted leading to decrease in…

Q: A stock solution of NazS2O3 is prepared by adding 20.40 grams of solid Na2S2O3 to enough water to…

A: Molarity is a way of expressing concentration in which moles of solute present per liter of solution…

Q: What is the molarity of a solution prepared by taking 6.864 g of potassium permanganate (KMNO 4) and…

A:

Q: Oxalic acid crystals have the molecular formula (CO2H)2 ∙2H2O. Calculate the molarity of a solution…

A: Molarity is defined as the number of moles of solute dissolved per liter of the solution.  That is,…

Q: .   a) What volume(ml) of 0.115 M HClO4 solution is required to neutralize 50.00 ml of  0.0875 M…

A: a) Since the acid is monoprotic while the base is diprotic And according to the reaction below…

Q: Calculate the molarity of a solution prepared by dissolving 6.80 grams of AgNO3 in enough water to…

A: In this question, we want to determine the Molarity of the AgNO3 Solution.  How to calculate it, I…

Q: A 3.682 g sample of KClO3is dissolved in enough water to give 375. mL of solution. What is the…

A: Given information: Mass of KClO3 = 3.682 g Volume of water = 375 mL

Q: What is the molarity of the chlorate anion in solution after 42.00 mL of 3.000 M NAOH is added to…

A:

Q: What is the molarity of a solution made by dissolving 2.355 g of sulfuric acid (H2SO4) in water and…

A: Molarity is one of the ways to measure the concentration of a solution. The unit of molarity is…

Q: What mass of K2CO3, in grams, is needed to prepare 211 mL of a solution having a potassium ion…

A:

Q: What is the molarity of a 3.43 m solution of KCl dissolved in water, given that the solution has a…

A: Molarity is defined as the ratio of number of moles of solute to the volume of solution is liters.…

Q: What is the concentration (molarity) of a solution created by dissolving 83.7 grams of Be(NO3)2 to…

A: Given that, Amount of Be(NO3)2 dissolved w = 83.7 g Molar mass of Be(NO3)2   ,Mw   = 133.022 g/mol…

Q: What volume (in mL) of 0.107 mol/L calcium hydroxide, Ca(OH)2(aq), is needed to completely…

A: Given: Concentration of Ca(OH)2 = 0.107 M Concentration of H3PO4 = 0.122 M And volume of H3PO4…

Q: What is the final cesium ion concentration when 75. g Cs2CO3 is dissolved in enough water to make…

A: Given: Mass of Cs2CO3 dissolved = 75 g. And volume of solution = 963 mL = 0.963 L…

Q: Calculate the mass, in grams, of nickel(II) nitrate that must be added to a 500-mL volumetric flask…

A:

Q: When 2.61 g of solid Na 2CO 3 is dissolved in sufficient water to make 250. mL of solution, the…

A: Given:Mass of Na2CO3  = 2.61 gVolume of solution = 250 mL = 0.250 LMolar mass of Na2CO3 = 2 x 23 +…

Q: What is the molarity of a solution prepared by dissolving 44.2 g of Ca(NO3)2 into enough water to…

A: 44.2 g of CaNO32 is dissolved in enough water to make 274 mL of solution .We have to calculate the…

Q: 4. One product of the reaction of sodium and water is sodium hydroxide. What mass of sodium is…

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

Q: What is the molarity of the solution resulting from dissolving 13.5 g of silver nitrate in enough…

A: Given: Weight of silver nitrate is 13.5 g. Volume of a solution is 280 mL.

Q: What is the concentration of NO3- ions in a solution prepared by dissolving 30.0 g of Ca(NO3)2 in…

A: Given,  mass of Ca(NO3)2 = 30.0 g Volume of solution = 300 ml = 0.3 L Molar mass of Ca(NO3)2 =…

Q: What mass of Na2CrO4 is required to precipitate all of the silver ions from 20.0 mL of a 0.700 M…

A: Molarity - ratio of number of moles of solute to the volume of solution in litres. Formula is,…

Q: What is the volume of 1.596 M sodium hydroxide required to react with 14.5 g of concentrated acetic…

A: volume of 1.596 M sodium hydroxide required  = 133 ml

Q: A student prepares a solution by dissolving 7.46 g of solid KOH in enough water to make 550.0 mL of…

A: A strong base dissociates in the solution completely. KOH is a strong base which gives potassium…