575 mL sample of Pb(NO3)2 aqueous solution has a mass of 575.78 g. After the Pb(NO3)2 solution is evaporated to dryness, the dry salt has a mass of 27.5g of Pb(NO3)2. a.   What is the solvent used and what could the mass of this solvent be?         b.    Calculate the % (m/m) concentration of solution       c.    Calculate the molarity (M)

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A: Given: For solution A  Volume of water= 1.50L  Na3PO4=95.8 g  For solution B Volume= 2.50L Molarity…

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Q: (a) Calculate the molarity of a solution that contains 0.0345 mol NH4Cl in exactly 400 mL of…

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Q: Calculate the final concentration of each of the following. A) 1.8 L of a 2.50 M HNO3 solution is…

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A: Step-1givenmolarity of solution=0.250 mNumber of moles of solute =0.250 moles

Q: Calculate the concentration of a solution made from diluting 70.0 mL of 1.05 M HCl to 430. mL.

A:

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Q: 25. The concentration of 4.0 litres of H2sO4 needed to repare 5.0 litres of 2.0 M solution is? A…

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Q: 1)lf 25mL of a 1.5M KOH solution is mixed with 15mL of a 0.5M H3PO4 solution, how many grams of…

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Q: Which type of glassware should you use to make this solution, assuming that the accuracy of the…

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Q: A solution of 0.5 M NaOH of volume 100 ml is diluted to to make a solution of 0.2M. Find the volume…

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Q: 9. What is the normality of a solution containing 150g of HCI in a 4.5L solution? MW- H:1, Cl=35

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A: Given Na2SO4 Molarity of Na2SO4=0.699 M Na2SO4 molar mass =142.04 gm/mol density ofNa2SO4=1.139 g/ml

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Q: A solution of Naz2SO4 was prepared by dissolving an unknown mass in distilled water to form 100.00…

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Q: 2. a) 25mL of water is added to 125mL of 1 0.15mol/L NAOH solution, what is the concentration of the…

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Q: A solution is prepared by dissolving 5.00 g of NaPH in 750.0 mL of water.   Determine the molar…

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Q: 1- Determine the concentration of a solution prepared by diluting 25.0 mL ofa stock 0.188 M Ca(NO3)2…

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Q: salt

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