A sample of seawater from a tidal estuary was found to contain a concentration of 711 mg of chloride ion per kg of seawater. If the density of the sample was 1.035 g/mL, what is the molarity of the chloride ion?

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Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 71.8…

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A: 1.15 % by mass , 100 g solution contains 1.15 g actone Moles of Acetone =1.15/58.08       = 0.0198…

Q: 1. What are the normality and molarity of a solution prepared by dissolving 8.050g Ba(0H)2· 8H20 in…

A: Molar mass of Ba(OH)2 . 8H2O = 315 g/mol  Volume = 1500 ml = 1.5 L

Q: Concentrated nitric acid is 70.4% HNO 3 by mass and has a density of 1.42 g/mL. What is the molarity…

A: Molarity: It is the no. of the moles of the solute present in the one litre of the solution.

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Q: An antacid tablet has a mass of 1.45 g and neutralizes 61.83 mL of a 0.291 M HCl solution. What is…

A: Given that -  Mass of antacid tablet = 1.45 g  Volume of Hydrochloric acid, HCl used = 61.83 mL…

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A: Given: Mass percentage = 1.31% Molar mass of ethylene glycol = 62.07g/mol Density = 1.04g/mL

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A: The molar mass of luminol is 177 g/mol. The number of moles of luminol is calculated below.

Q: Sea water contains 3.5% NaCl, by mass. (a) If the density of seawater is 1.02 g/mL, how many grams…

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Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 51.7…

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

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Q: A 10.0 g of calcium chloride dihydrate, CaCl2•2H2O, in enough water to make exactly 500.0 mL of…

A: Given  Mass of solute( CaCl2.2H2O) = 10.0 g Volume of solution = 500.0 mL    = (500/1000) L We know…

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A: Molarity,M=4.42 mol/L

Q: What mass of copper(II) nitrate, Cu(NO3)2, is present in 50.00 mL of a 4.55 × 10-3 M aqueous…

A: Given question is very basic and simple as well, because every data is provided like concentration…

Q: What mass (in grams) of Mg(NO3)2 is present in 100 mL of a 0.100 M solution of Mg(NO3)2?

A: Molarity (M) is the amount of a substance in a certain volume of solution. Molarity is defined as…

Q: ethylene glycol

A: Molarity is defined as moles of solute to the volume of solution. Molarity calculation formula:

Q: What is the molarity of a solution that is 5% Pb(NO3)2 by weight? The density of the solution is…

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A: Chromium(iii) nitrate is a strong electrolyte so completely dissociate into ions.

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A: Given mass percent of solute, Mg(NO3)2 = 5%  Volume of the solution = 250 mL  Mass of solute = ?

Q: A sample of seawater from a tidal estuary was found to contain a concentration of 559 mg of chloride…

A: