The compound ammonia, NH3, is a weak electrolyte. Describe in at least two sentences how we know that ammonia is a weak electrolyte, and not a strong electrolyte or a nonelectrolyte.

Q: How much oxalic acid dihydrate, in grams, is needed to prepare 728 mL of a 0.829 M solution? Oxalic…

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Q: The solution was prepared by adding 150 g of sodium hydroxide to 150 g of water, giving a total…

A: Molarity is defined as no.of moles of solute devided by volume of solution in liter.

Q: uppose 7.94 g of ammonium sulfate is dissolved in 100. mL of a 0.70 M aqueous solution of sodium…

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Q: I need to prepare 249.0 mL of a 0.6250 M Fe3+ solution by diluting a 9.00 M stock solution of…

A: We have to calculate the volume of  required stock solution

Q: A student is to prepare a 250.-ml solution of 1.0 M glucose (CHOs, 180.16 g/mol). How many grams of…

A: When a solute is dissolved in a solvent, we get a solution. Molarity is the number of moles of…

Q: Suppose that 10.00 mL of 0.0100 M IO3- solution requires 13.25 mL of the thiosulfate solution to be…

A: Given data,

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

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Q: Consider the following reaction: 3Cu(s)+8HNO3(aq)→3Cu(NO3)2(aq)+2NO(g)+4H2O(l) How many mL of 0.550…

A: The balanced reaction is given as 3Cu(s) + 8HNO3(aq) ------> 3Cu(NO3)2(aq) + 2NO(g) + 4H2O(l) The…

Q: What is the mass % of propylene glycol in a 2.77 M solution of propylene glycol (MM = 76.09 g/mol)…

A: Mass percent shows the mass of solute present during a given mass of solution.  Mass percent is…

Q: What volume (in ml)  of a 12.00M stock solution of HCl is required to prepare 500.00ml of a 3.65…

A: The mass of HCl standard = Density × Volume The mass of HCl standard = 3.65 × 10-3 g/mL × 500 mL =…

Q: 715 mL of water was added to 40.0 mL of 0.550M MgCl4 solution. Assuming the volumes are additive,…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: What is the molarity of 30g of table salt in 120ml of water. Density of table salt is 2.17 g/ml.

A: Molarity is the amount of moles of any substance present per liter volume.  Molarity = moles of…

Q: One of the active ingredients in stain removers is sodium percarbonate (Na2CO3), and a typical stain…

A: Percentage w/v of Na2CO3 = 6.5 % Volume of solution = 150.0 mL % w/v is given by: %w/v=mass of…

Q: You measure 7.47.4 mL of a 50%50% NaOHsolution by weight (its density is 1.53 g mL−1)and dilute it…

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Q: A student needs exactly 25.0 mL of a 1.5M solution of NaOH (molar mass: 40.00 g/mol). They have…

A: Given: Concentration of NaOH = 1.5 M Volume of solution required = 25.0 mL = 0.025 L…

Q: Consider the following reaction: Pb(NO3)2 (aq) + 2N2CI (aq) --> PbCl2 (s) + 2NANO3 (aq) How many mL…

A: According to the balanced equation : Pb (NO3) 2 + 2 NaCl --> PbCl2 + 2 NaNO3 We can say that, 2…

Q: 1) Calculate the number of moles of solute present in each of the following solutions: a) 255 mL of…

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Q: Part B Read the following problem and then answer the questions. An 85.0-mL aqueous solution…

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Q: You have a substance that has a molecular weight of 163.03g/mol. You add 0.82g of the substance to…

A: The objective of the question is to calculate the concentration of a solution in millimoles when the…

Q: One brand of laundry bleach is an aqueous solution containing 4.00% sodium hypochlorite (NaOCI) by…

A: Molarity is defined as a number of moles of solute dissolved in one liter of solution.…

Q: What mass of Mg(OH)2 in grams are in 215 mL of a .0350 M solution of Mg(OH)2?

A: Given  Molarity of solution = 0.0350 M Volume of solution = 215 mL   = 0.215 L Mass of Mg(OH)2…

Q: O Chemical Reactions Using molarity to find solute mass and solution volume Bis 1/3 Calculate the…

A: Molarity is a unit of concentration expressed as the number of moles of dissolved solute per liter…

Q: Give the volume of the solute and volume of the solvent for  a 0.50 M solution of HCl that would…

A: The neutralisation reaction between HCl and Ba(OH)2 is, 2HCl + Ba(OH)2 ---> BaCl2 + 2H2O   Now,…

Q: What is the molarity of a sodium hydroxide solution if 11.07 mL of 0.097 M hydrochloric acid…

A: The molarity of a sodium hydroxide solution if 11.07 mL of 0.097 M hydrochloric acid required 17.61…

Q: What is the molarity of a solution made by dissolving 112.43 g of sodium sulfate, Na2(SO4) (142.04…

A: The mass of sodium sulfate (solute) is 112.43 g.The molar mass of the sodium sulfate is 142.04…

Q: Hannah needs to make a solution of KMnO4 to be used in a chemistry experiment. On the shelf in her…

A: Basically when we need to make solution of another lower concentration from a higher concentrations…

Q: Dye stock solution      concentration               blue———     0.3523               Yellow.…

A: The given problem is a simple question of mole concept and here we have to find out the molar…

Q: What mass in grams of the dihydrate H2C2O4 • 2 H2O (molar mass = 126.0 g/mol) is needed in order to…

A: Here is your answer.........

Q: A student wants to make a 1.600 M aqueous solution of barium sulfate, BasO4, and has a bottle…

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Q: A chemist prepares a solution of iron (III) bromide (FeBr3) by measuring out 10.6 g of iron (III)…

A: Since, Molarity (or concentration) is the number of moles of solute dissolve in one litre of the…

Q: You are a work study student in our chemistry department. Amy, your supervisor has just asked you to…

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: An aqueous solution of NaCl contains 2.4 g NaCl in 80.0 mL solution. Calculate the molarity of the…

A: Given,  Mass of NaCl = 2.4 g  Volume of solution in mL = 80.0 mL  Calculate the molarity of NaCl = ?…

Q: An aqueous solution of an acid is 1.331 m. What is the molarity of the solution? The density of the…

A: molality(m): it is defined as the no. of moles dissolve in per kg of solvent. Molarity9M): It is…

Q: You have a standard stock 1.65 M solution of NaH2PO4. For an experiment you require 236 mL of a 0.82…

A: Given that -  Molarity of the stock NaH2PO4 Solution = 1.65 M  Molarity of diluted NaH2PO4 solution…

Q: A sample of seawater from a tidal estuary was found to contain a concentration of 687 mg of chloride…

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: If 94.92 mL of a solution of HCl are equivalent to 43.76 mL of a solution of NaOH and if 49.14 mL of…

A: Hi! Thank you for the question As per the honor code, We’ll answer the first question since the…

Q: What mass of cobalt III hydroxide, Co(OH)3 is needed to make 1.2 liters of a 0.21 M cobalt III…

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Q: You are a curious chemist, like Curious George (not Furious George). Therefore, you decide to find…

A: The question is based on the mole concept. we have been given concentration of the solution. we need…

Q: The solution was prepared by adding 150 g of sodium hydroxide to 150 g of water, giving a total…

A: NOTE : Since you've posted multiple questions,we'll solve first question for you. If you want any…

Q: -mass concentration of acetic acid (CH3COOH) in a vinegar solution that contains 65.20 g acetic acid…

A: Mass of acetic acid = 65.20 g Volume of solution = 1.000 L = 1000 mL (1L = 1000mL) density of…

Q: You need 500 mL of a 0.5 M iron(III) chloride solution. You only have a 3.0 M FeCl3 solution on…

A: The volume of the Stock Solution can be calculated as -

Q: 150.00 grams of Iron (III) sulfate is dissolved in enough water to prepare 200.0 ml of solution.…

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Q: A solution of sodium thiosulfate, Na2S2O3, is 0.4661 M. 12.77 mL of this solution reacts with 18.06…

A: The ratio of mass of solute to the volume of solution in liters is known as molarity.

Q: A 9.33 % solution of sulfuric acid has a density of 1.07 g/mL.  What is the molarity (M) of this…

A: Given: The density of 9.33 % solution of sulfuric acid is 1.07 g/mL The mass percent is 9.33%

Q: What mass of sodium hydroxide (NaOH, molar mass = 40.0 g∙mol–1) is needed to make 100.0 mL of a…

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Q: A stock solution of 14.5 M nitric acid (HNO3) is available to you.  You have been told to make a…

A: Answer given as follows