What mass of Na3PO4 is required to produce 500.0 mL of solution that is 0.750 M in sodium ions? The molar mass of Na3PO4 is 163.94 g/mol and that of Na+ is 22.99 g/mol.

Q: A 18.0 wt% solution of CaCl₂ (110.98 g/mol) has a density of 1.165 g/mL. What is the mass, in…

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Q: A 12.4 g sample of an aqueous solution of nitric acid contains an unknown amount of the acid. If…

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Q: A portion of aluminum metal (4.50 grams) is dissolved in 200 mL of Potassium hydroxide solution. How…

A: In this question, aluminium metal is dissolved in potassium hydroxide solution to form alum…

Q: To adjust the permanganate solution prepared at approximate concentration, some Na2C2O4 salt was…

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Q: A student needs to prepare a 500.0 mL solution of 0.150 M Zn(NO3)2. How many grams of Zn(NO3)2 is…

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Q: Consider the reaction:2 K3PO4(aq) + 3 NiCl2(aq) -----> Ni3(PO4)2(s) + 6 KCl(aq)What volume of…

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Q: What concentration of Cl- ions results from fully dissolving 15.328 g of FeCl3 (162.2 g/mol) in 250…

A: We have to calculate the concentration of Cl- ions  .

Q: Lemons contain citric acid (C6H8O7). A lemon juice solution known to contain 1.6 g of citric acid…

A: The molecular formula of citric acid is C6H8O7.

Q: A student was tasked to neutralize 25.8 mL solution of 0.379 M H2SO4 (98.079 g/mol) using 0.562 M…

A: Given-> Volume of H2SO4 = 25.8 ml  Molarity of H2SO4 = 0.379 M Molar mass of H2SO4 = 98.079…

Q: Calculate the volume of 1.77 M acetic acid needed to prepare 357 mL of 0.419 M acetic acid.

A: Molarity (M1) = 1.77 M Volume (V1) = ? Molarity (M2) = 0.419 M Volume (V2) = 357 mL

Q: Calculate the normality of a solution that contains 4.5 g of (COOH)2 in 3000 mL of solution? (Assume…

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Q: What mass of Fe(OH)3 would be produced by reacting 75.0 mL of a 0.0734 M Fe(NO3)3 solution with 125…

A: Given: Concentration (molarity) of  Fe(NO3)3 = 0.0734 M Volume of Fe(NO3)3 = 75.0 mL Concentration…

Q: with

A: 4FeCl2(aq)+3O2 (g)--> 2Fe 2O 3(s) +4Cl2(g),   FeCl2 = 0.945 M O2 = 4.32 x 1021 molecules

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: Consider the following precipitation reaction: 2Na3PO4(aq) + 3CuCl2(aq)➡️Cu3(PO4)2(s) + 6NaCl(aq)…

A: Molarity of a solution is defined as the number of moles of solute present in one litre of a…

Q: The antacid Amphogel contains aluminum hydroxide, Al(OH)3. 27.5 mL of an HCl solution are completely…

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Q: solid

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Q: A mixture of hydrochloric acid and sulfuric acid is prepared so that it contains 0.635 M and 0.135 M…

A: Answer is explained below.

Q: What volume, in mL, of 1.50 M FeSO4 is required to make 287.5 mL of a 0.590 M solution?

A: Given information: Concentration of FeSO4 (C1) = 1.50 M Concentration of other solution (C2) = 0.590…

Q: _____% by mass

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Q: 5.) 0.155 g of AGNO3 in 10.0 mL of solution. B. How many grams of solute are needed to prepare each…

A: Molarity is defined as the number of moles of solute present in one litre of the solution.…

Q: Calculate each of the following quantities:(a) Grams of solute in 185.8 mL of 0.267 M calcium…

A: Given :  a) Volume of calcium acetate=185.8 mL             Concentration=0.26 Mb) Volume of…

Q: If 40.1 g of CH;OH (MM = 32.04 g/ mol) are added to a 500.0 mL volumetric flask, and water is added…

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Q: 1.00 L of a solution is prepared by dissolving 125.6 g of NaF in it. If I took 180 mL of that…

A: Given : Mass of NaF = 125.6 g Volume of initial solution = 1.00 L  Volume of initial solution used =…

Q: Consider the following precipitation reaction: 2Na3PO4(aq)+3CuCl2(aq)→ Cu3(PO4)2(s)+6NaCl(aq) What…

A: The precipitation reaction is given below.

Q: Consider the combustion of methane, CH4. CH4 (g) + 202 (g) C02 (g) + 2H20(g) Suppose 8.00 g of CH4…

A: Given: Molarity of H2SO4 is 4.00 M Weight of CuO is 1.60 g

Q: What volume of a 0.450 M AlCl3 solution is needed to prepare 250. mL of a 0.250 M Cl- solution?

A: We know that, the dissociation of AlCl3 as follows --- AlCl3(aq)   →   Al3+(aq)   +   3 Cl-(aq)…

Q: If 50.0 mL of 0.125 M HCl solution and 50.0 mL of 0.125 M NaOH are mixed, what is the molarity of…

A: Given,        50mL of 0.125M  HCl        50mL of 0.125M NaOH  are mixed  and have to calculate the…

Q: What mass of Na2  CrO4 is required to precipitate all of the silver ions from 45.0 mL of a 0.600 M…

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Q: If 52.00 ml of 0.500 M CaBr 2 solution is added to  128 ml of 0.320 M solution of KCl solution, what…

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Q: 1. Determine the molarity of the sodium ions when 78.0 g Na,S is dissolved in water for a final…

A: Determine the molarity of the sodium ions when 78.0 g Na2S is dissolved in water for a final volume…

Q: A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4, for a laboratory…

A: Solution In chemistry, concentration refers to the number of a substance in a very outlined area.…

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: A student weighs out a 15.8 g sample of aluminum bromide, transfers it to a 300 mL volumetric flask,…

A: AlBr3→Molar mass of AlBr3 is 266.699 gmol-1 . So 1 g AlBr3 has (1÷ 266.699) gmol-1 So 15.8 g of…

Q: What volume (in L) of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

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Q: molar concentration

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Q: A very strong nitric acid (HNO3=63.02 g/mol) solution is available as a 33.4 m solution. Given the…

A: Given: Molality = 33.4 m  Density of solution = 1.33 g/mL  Molar mass of solute (HNO3) = 63.02 g/mL…

Q: A student pipets 18 mL of a 0.0459 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given  Initial Volume of solution ( V1 ) = 18 mL  Molarity ( M1 ) = 0.0459 M  Final Volume of…

Q: if 23.1g of NaOH ( MM= 40.00g/mol) are added to a 500ML volumetric flask, and water is added to fill…

A: Given :  Mass of NaOH = 23.1 g  Molar mass of NaOH = 40.00 g.mol-1  Volume of solution = 500 mL  To…

Q: 123ml of a 1.00 M solution of NaCl is mixed with72.5 ml of a 2.71 M solution of AgNo3. what is the…

A: The given chemical reaction is: Volume of NaCl = 123 ml = 0.123 L Molarity of NaCl = 1.00 M Volume…

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

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Q: A 13.44-g sample of sodium chloride is dissolved in enough distilled water to make up 250.00 mL of…

A: Given, Mass of sodium chloride dissolved = 13.44 g            Volume of the solution in which NaCl…

Q: 1. If 10. g of AgNO3 is available, what volume of 0.40 M AgNO3 solution can be prepared? Volume =…

A: The answer to the following questions are given as:

Q: What concentration results when 150 mL of a 0.36 M solution of magnesium sulfate, MgSO4, is added to…

A: Given :  Initial concentration of MgSO4 solution = 0.36 M  Initial volume of MgSO4 solution = 150 mL…

Q: Calculate the molarity of the solution prepared from 0.45 g Li2SO4 in 250. mL of solution?

A: Given Mass of Li2SO4 = 0.45 g Molar mass of Li2SO4 = 109.94 g/mol Volume of solution = 250 ml = 250…

Q: A 10.4 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

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Q: A student found that it required 47.8 mL of a 0.841 M KOH solution to neutralize 20.0 mL of a…

A: Given:  V2 of base KOH = 47.8 ml M2 of base KOH = 0.841 M V1 of acid H3PO4 = 20.0 ml M1 of acid…

Q: What volume of 0.416M Mg(NO3)2 should be added to 255 mL of 0.102 M KNO3 to produce a solution with…

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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: A solution is prepared by adding 2.0 g of solid CaBr2 and 1.55g of NaBr to 100.ml of 0.15 M AlBr3.…

A: Given, A solution is prepared by adding 2.0 g of solid CaBr2 and 1.55g of NaBr to 100.ml of 0.15 M…