Calculate the concentration in % (w/w) of the following solutions: (a) A 10.0mL sample with a...
Calculate the concentration in % (w/w) of the following solutions:
(a) A 10.0mL sample with a density of 1.10 g/ml leaves 1.18grams of solid residue when evaporated.
(b) A 25.0gram sample of solution on evaporation leaves a 1.87grams residue of MgCl2.
(Please show clear handwriting and step by step please) Thank you so much!!!
Homework Answers
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Calculate the concentration in % (w/w) of the following
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Calculate the molarity of the following solutions: a A sample of solid KBr weighing 18.0 g is put in enough distilled water to give 350 ml. of solution. Molarity = M D A 17.1-g sample of solid Naz 804 is dissolved in enough water to give 700 mL of solution Molarity = M C A 40.0 mL sample of solution is evaporated to dryness and leaves 0.54 g of solid residue that is identified as LigSO4 Molarity = Submit Answer...
4. Calculate the concentration in % (v/v) of the following solution. a. 200 mL of solution...
4. Calculate the concentration in % (v/v) of the following solution. a. 200 mL of solution contains 15 mL of alcohol b. 0. 100 L of 20.0% (v/v) ethylene glycerol solution. 5. Calculate the concentration in % (m/v) of the following solutions • 150 mL of solution contains 7.50 g of solid Na2SO4 • A 30.0 ml solution contains 0.38 g residue • 2000 mL of 1% (m/v) MgCl2 solution
(References Calculate the concentration in %w/w) of the following solutions. Assume water has a density of...
(References Calculate the concentration in %w/w) of the following solutions. Assume water has a density of 1.00 g/mL. a 5.7 g of sugar and 1.00 x 10 mL of water Concentration %(w/w) b. 4.2 g of any solute and 1.50 x 10 mL of water Concentration = %(w/w) c.4.3 g of any solute and 1.00 x 10 g of any solvent Concentration = %(w/w) Submit Answer Try Another Version 10 item attempts remaining med rch
Calculate the concentration in %(w/w) of the following solutions. Assume water has a density of 1.00...
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Calculate the concentration in % (w/w) 0f the following solutions. Assume water has a density of 1.00g/mL. A. 6.5 g of table salt and 100. mL of water B. 6.5 g of any solute and 100. mL of water C. 6.5 g of any solute and 100. g of any solvent
To determine the concentration of a solution of sulfuric acid, a 125.0-mL sample is placed in...
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erksheet 7-Rey 10 A 10.0 mL sample of sodium chioride solution that has a mass of...
erksheet 7-Rey 10 A 10.0 mL sample of sodium chioride solution that has a mass of 16.78 g is placed in an Solutions evaporating dish and evaporated to dryness. The residue has a mass of 6.55 g. Calculate the following concentrations for the NaCl solution mass/mass (m/m) percent mass/volume (m/v) percent malarity A 4.00 % (g/mL) KI solution has a volume of 65.0 mL. How many grams of KI are in the sample? How many grams of a 35% (...
VE TURULMALI 4. Calculate the new concentration or volume of the following solutions. Show all the...
VE TURULMALI 4. Calculate the new concentration or volume of the following solutions. Show all the step by step solution: a. 2.0 L of a 6.0 M HCl solution is added to water so that the final volume is 6.0L b. A 1.50 M HCl solution prepared from 20.0 mL of a 6.00 M HCl solution
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Please solve A B and C. Show each step to the solutions. I attached the answers...
Please solve A B and C. Show each step to the solutions. I
attached the answers for B but am not sure how to get to these
solutions.
please solve A B and C. Show each step to the solutions 6.82. A salt A is soluble in a solvent S. A conductivity meter used to measure the solute concentration in A-S solutions is calibrated by dissolving a known quantity of A in S, adding more S to bring the solution...
Calculate the molarity of the following solutions: a A sample of solid KBr weighing 18.0 g is put in enough distilled water to give 350 ml. of solution. Molarity = M D A 17.1-g sample of solid Naz 804 is dissolved in enough water to give 700 mL of solution Molarity = M C A 40.0 mL sample of solution is evaporated to dryness and leaves 0.54 g of solid residue that is identified as LigSO4 Molarity = Submit Answer...
4. Calculate the concentration in % (v/v) of the following solution. a. 200 mL of solution contains 15 mL of alcohol b. 0. 100 L of 20.0% (v/v) ethylene glycerol solution. 5. Calculate the concentration in % (m/v) of the following solutions • 150 mL of solution contains 7.50 g of solid Na2SO4 • A 30.0 ml solution contains 0.38 g residue • 2000 mL of 1% (m/v) MgCl2 solution
(References Calculate the concentration in %w/w) of the following solutions. Assume water has a density of 1.00 g/mL. a 5.7 g of sugar and 1.00 x 10 mL of water Concentration %(w/w) b. 4.2 g of any solute and 1.50 x 10 mL of water Concentration = %(w/w) c.4.3 g of any solute and 1.00 x 10 g of any solvent Concentration = %(w/w) Submit Answer Try Another Version 10 item attempts remaining med rch
erksheet 7-Rey 10 A 10.0 mL sample of sodium chioride solution that has a mass of 16.78 g is placed in an Solutions evaporating dish and evaporated to dryness. The residue has a mass of 6.55 g. Calculate the following concentrations for the NaCl solution mass/mass (m/m) percent mass/volume (m/v) percent malarity A 4.00 % (g/mL) KI solution has a volume of 65.0 mL. How many grams of KI are in the sample? How many grams of a 35% (...
VE TURULMALI 4. Calculate the new concentration or volume of the following solutions. Show all the step by step solution: a. 2.0 L of a 6.0 M HCl solution is added to water so that the final volume is 6.0L b. A 1.50 M HCl solution prepared from 20.0 mL of a 6.00 M HCl solution
Please solve A B and C. Show each step to the solutions. I
attached the answers for B but am not sure how to get to these
solutions.
please solve A B and C. Show each step to the solutions 6.82. A salt A is soluble in a solvent S. A conductivity meter used to measure the solute concentration in A-S solutions is calibrated by dissolving a known quantity of A in S, adding more S to bring the solution...
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