Q1: What is the weight (gram) required to prepare 1.2 M solution of 0.75 L from the solid compound of Sodium carbonate Na2CO3? if you know the atomic weights as: Na=22.98, O=15.99, * C=12.01

Q: How many grams of H2SO4 would be required to prepare 750.0 mL of 0.0900 N H2SO4?

A: Normality of solution = mass of soluteEquivalent mass of solute ×volume of solution(in L)  0.0900…

Q: When 2.15 g of sodium carbonate hydrate is heated, 1.35 g of water is lost. In which option are I…

A: When sodium carbonate hydrate is heated water is lost , so the remaining mass is the mass of sodium…

Q: You need to make 10.0 L of 1.5 M KNO3. What molarity would the potassium nitrate solution need to be…

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Q: What volume of 18.0 M sulfuric acid is required to prepare 26.2L of 0.126 M H2SO4?

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Q: What is the resulting solution when H2 (g) was dissolved in H20 (1)? O Gas solution O Liquid…

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Q: What is the mass % of NaCl in a mixture that is prepared by dissolving 2.40 g of NaCl in 65.5 g of…

A: Given data is as follows: The mass of NaCl = 2.40 g The mass of H2O = 65.5 g The mass % of NaCl = ?…

Q: What mass of K₂SO4 is needed to prepare 500 mL of 0.200 M K₂SO4?

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Q: What is the molarity of a solution prepared by diluting 8.45 mL of 28.0% w/w NH3 (density is 0.899…

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Q: What is the final volume in milliliters when 0.590 LL of a 43.7 %% (m/v) solution is diluted to 25.0…

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Q: How many grams of C2H5OH (Molar mass 46.07) are needed to prepare 3.75 x 102 mL of a 0.0325 M C2H5OH…

A: The concentration of a solution is related to the number of moles and the volume of the solution by…

Q: What is the molarity of a solution that is 26.0% by mass phosphoric acid (H3PO4) and that has a…

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Q: A 10.7 m solution of NaOH at 20°C has A density of 1.33 g/mL. What is the molarity of the solution?…

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Q: What volume of 10.0 M H2SO4 is required to prepare 4.0 L of 0.50 M H2SO4?

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Q: What volume, in milliliters, of 4.0 M NaOH is needed to prepare 145 mL of 0.15 M NaOH by dilution?

A: Given, The volume, in milliliters, of 4.0 M NaOH is needed to prepare 145 mL of 0.15 M NaOH by…

Q: What is the molarity of a 300.0 mL solution that was prepared by dilution of 25.0 mL of 3.20 M…

A: Dilution is a method in which the concentration of a solution is being decreased by adding some…

Q: -) If 31 mL of the previous KOH solution (2A) was used to make 100 ml of a diluted KOH solution what…

A: According to the law of chemical equivalence, in a chemical reaction, the number of equivalents that…

Q: What volume of 0.05 M NaOH is required to react completely with 0.020 moles of H2SO4?

A: The neutralization reaction between NaOH and H2SO4 is given as: H2SO4 (aq) + 2 NaOH (aq) → Na2SO4…

Q: What is the molarity of a solution made by dissolving 3.75 x 10–2 g of NaHCO3 in enough water to…

A: Given, mass of NaHCO3 = 3.75 x 10-2 g volume of solution = 200 mL = 0.2 L  Molar mass of NaHCO3 =…

Q: A concentrated KOH (MW = 56.105 g/mol) solution is 45.0 %wt KOH and has a density of 1.45 g/mL. How…

A: In the given question we have to calculate the volume of concentrated KOH required to dilute the…

Q: If 120 g of NaOH (40.00 g/mol) were used to prepare 500.0 mL of solution, what would the…

A: Molarity of the given solution is,

Q: (a) How many grams of ethanol, CH3CH2OH, should you dissolvein water to make 1.00 L of vodka (which…

A: (a) Given: Molarity of ethanol = 6.86 M Volume = 1 L First find the moles of ethanol using molarity…

Q: If 0. 0655 moles H2SO4 were needed for a reaction what volume, in mL, of 2.75 M H2SO4 solution would…

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Q: How many grams of nickel(II) nitrate, Ni(NO3)2 , must be dissolved to prepare 200. mL of a 0.233 M…

A: Given data,Molarity of Ni(NO3)2=0.233MVolume of solution=200mLIt is known…

Q: How many grams of ferrous sulfate is needed to prepare 250-mL of 2.3 x 10-2 M of Fe2+ solution? O…

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Q: What volume of a 1.00-M Fe(NO3)3 solution can be diluted to prepare 1.00 L of a solution with a…

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Q: What is the volume, in millimeters, of 0.40 M NoSO4 needed to make 10. mL of a 0.24 M NiSO4…

A: Given, M1= 0.40 M M2 =  0.24 M V2= 10 ml  V1 = ?

Q: If you have a solution of 765 mL of 0.100 M H2SO4, how many moles of H+ are present?

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Q: What mass of K2CO3 is needed to prepare 94.0 mL of a solution having a potassium ion concentration…

A: We have to calculate the mass of potassium carbonate needed.

Q: What volume, in militers, of 6.0 M NaOH is needed to prepare 175 ml of 0.20 M NaOH by dilution?"

A: We are to prepare 175 mL of 0.20 M NaOH solution by dilution of 6.0 M NaOH. We need to find volume…

Q: How many grams of Na2CO3 do you need to prepare 50.00 mL of a solution that is 1.04×10-3 M in Na+?

A: Given :-  Molarity of Na+ in solution = 1.04×10-3 M  Volume of solution = 50.00 mL  To calculate :-…

Q: A 1.00 L NAOH stock solution has a molarity equal to 0.5 M, what is the final concentration when 200…

A: The given problem can be solved by using the formula given below as; M1 V1 = M2 V2…

Q: To prepare 50 mL solutions of 0.1 M CuSO4 in water (calculation to prepare chemicals in…

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Q: Q1: What is the weight (gram) required to prepare 1.2 M solution of 0.75 L from the solid compound…

A: The given data- The molarity of the solution =1.2 M The volume of the solution= 0.75 L The atomic…

Q: How many grams of chromium(III) nitrate are required to prepare 500.0 mL of an aqueous solution…

A: The grams of chromium (III) nitrate, that are required to prepare 500.0 mL of an aqueous solution…

Q: If you add 250 ml of water to 250 ml of a 1.4M NaOH solution, what will the molarity of the diluted…

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Q: 250 mL of a 1.9 M Mg(OH)2 solution is added to a beaker.  How many moles of Mg(OH)2 were added?  How…

A: Molarity is a way of expressing concentration. It is defined as moles of solute present per liter of…

Q: How many mL of stock solution is required to prepare 50 mL of 12.5% H2O2 solution from 90% hydrogen…

A: We know that  a one percent solution defined as 1 gram of solute per 100mL final volume.

Q: What volume of a 0.575-M solution of glucose, C6H12O6, can be prepared from 50.00 mL of a 3.00-M…

A: This problem can be solved by using the molarity equation ; M1V1=M2V2

Q: If you have a 31.0 mol of LiNO3 in a 6.7 M solution, how many Liters does it make?

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Q: Using n = MV, calculate the mass required to prepare 2.5 L of 1.0 M NaOH solution. Given the MM for…

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Q: What mass of oxalic acid, H2C2O4  is required to prepare 350. mL of a solution that has a…

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Q: what volume of 0.250 M NaOH is required to react completely with 0.0100 moles of H2SO4?

A: Molarity ( M )  is defined as the number of moles of solute ( n ) dissolved in one litre of…

Q: Calculate the M of a solution prepared from 84.2 g of Li3 PO4 dissolved in enough H2 O to make 300.0…

A: Given : Mass of Li3PO4 = 84.2 g And the total volume of solution = 300.0 mL = 0.300 L…

Q: What volume of water is needed to dilute 205.0 ml of a 9.50 M silver nitrate solution to a…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: How do you prepare a 250-mL of 0.125 M N2OH solution? a. From solid NAOH pellets (by dissolving) b.…

A: Given that: volume of NaOH = 250 mL = 0.250 L molarity of NaOH = 0.125 M molarity of stock solution…

Q: You must show your method of solution! 1. Calculate the molarity of a solution prepared by…

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

Q: 10) A solution is made by diluting 348 mL of a 3.42M KCl stock solution with water to a final…

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Q: Q2) How many grams of Na;CO3 are required to prepare : 1) 120 ml of 0.25 M 2) 250 ml of 0.1 N 10.

A: