1) Calculate the amount of NiSO4·6H2O needed to make a 10.0 mL of 0.100 M NiSO4....
1) Calculate the amount of NiSO4·6H2O needed to make a 10.0 mL
of 0.100 M NiSO4.
2) Calculate how many mL of concentrated ammonia (15.0 M) to make a
20.0 mL of a 5 M solution
3) What does the term reflux mean (in context of chemical synthesis)?
Homework Answers
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1) Calculate the amount of NiSO4·6H2O needed to make a 10.0 mL
of 0.100 M NiSO4....
25.0 mL of 0.100 M NiSO4 solution is added to 50.0-mL of a 0.080 M NaOH...
25.0 mL of 0.100 M NiSO4 solution is added to 50.0-mL of a 0.080 M NaOH solution. NiSO4(aq) + 2 NaOH(aq) -> Ni(OH)2(s) + Na2SO4(aq) a. What is the limiting reagent? b. What is the mass of precipitate formed? c. After the reaction is complete, calculate the concentration of the reactant remaining in solution. ( NiSO4 = 158.8 g/mol | NaOH = 40.0 g/mol | Ni(OH)2 = 92.7 g/mol )
10. Calculate the pH of a solution made by mixing 10.0 mL of 0.100 HCI and 15.0 ml of 0.100 M 11. Indicate each of...
10. Calculate the pH of a solution made by mixing 10.0 mL of 0.100 HCI and 15.0 ml of 0.100 M 11. Indicate each of the following aqueous solutions is acidic, basic, or neutral: KOH HI
10.4 Calculate the mL of 0.100 M EDTA needed to titrate 100.0 mL of a 0.0100...
10.4 Calculate the mL of 0.100 M EDTA needed to titrate 100.0 mL of a 0.0100 M solution of these metal ions. (a) TI (b) Pb (10.0 mL) (c) Fe+
5. The K, for HCIO is 3.0 x 10 calculate the pH of a solution after 10.0, 20.0, 30.0, and 40.0 mL of 0.100 M NaOH h...
5. The K, for HCIO is 3.0 x 10 calculate the pH of a solution after 10.0, 20.0, 30.0, and 40.0 mL of 0.100 M NaOH has been added to 40.0 mL of 0.100 M HCIO
Calculate the pH of a buffer made from mixing 10.0 mL of 0.100 M NaC3H2O, and...
Calculate the pH of a buffer made from mixing 10.0 mL of 0.100 M NaC3H2O, and 10.0 mL of 0.100 M HC,H,O2 pH 4.76 Calculate the pH of the buffer when 5.00 mL of a 0.0100 M NaOH solution is added. pH Calculate the pH of the buffer when 5.00 mL of a 0.0100 M HCl solution is added.
How many mL of a 0.175 M FeCl3 solution are needed to make 250. mL of...
How many mL of a 0.175 M FeCl3 solution are needed to make 250. mL of a solution that is 0.300 M 13) in Cl- ion? 0.429 mL B) 429 mL C) 143 mL D) It is not possible to make a more concentrated solution from a less concentrated solution. Please explain why (M1)(V1)= (M2)(V2), set up as (.300M)(250)=(.175)(V2) ; does not work for this situation
How many mL of a 0.350 M AlI3 solution are needed to make 700. mL of...
How many mL of a 0.350 M AlI3 solution are needed to make 700. mL of a solution that is 0.350 M in I- ion? A) 500 mL B) 125 mL C) 167 mL D)It is not possible to make a more concentrated solution from a less concentrated solution.
1) How many milliliters of a 0.100 M NaOH solution are needed to neutralize 15.0 mL of 0.200 M H₃PO₄?
1) How many milliliters of a 0.100 M NaOH solution are needed to neutralize 15.0 mL of 0.200 M H₃PO₄? 2) If 24.7 mL of 0.250 M NaOH solution are needed to neutralize 19.8 mL of H₂SO₄, solution, what is the molarity of the H₂SO₄? 3) 25.0 g of 5.0% (by mass) acetic acid solution are titrated with 0.300 M NaOH. What volume of NaOH will be needed to neutralize this sample?
1- A) How many milliliters of 0.100 M NaOH are needed to neutralize 50.00 mL of...
1- A) How many milliliters of 0.100 M NaOH are needed to neutralize 50.00 mL of a 0.150 M solution of acetic acid (CH3COOH), a monoprotic acid? View Available Hint(s) B)What is the concentration of a solution of HCl in which a 10.0 mL sample of acid required 50.0 mL of 0.150 M NaOH solution for neutralization? C))What is the concentration of a phosphoric acid solution of a 25.00 mL sample if the acid requires 42.24 mL of 0.135 M...
1.) If 15.0 mL of 3.60 M HCl (aq) are added to 10.0 mL of water,...
1.) If 15.0 mL of 3.60 M HCl (aq) are added to 10.0 mL of water, what is the concentration of the resulting solution? 2.) How many mL of water must be added to 25.0 mL of a 0.500 M NaCl solution to result in a solution that is 0.200 M NaCl? 3.) The net ionic equation for the reaction of aqueous solutions of sodium chloride and silver nitrate is...? 4.) How many mL of a 0.500 M sodium chloride...
10. Calculate the pH of a solution made by mixing 10.0 mL of 0.100 HCI and 15.0 ml of 0.100 M 11. Indicate each of the following aqueous solutions is acidic, basic, or neutral: KOH HI
10.4 Calculate the mL of 0.100 M EDTA needed to titrate 100.0 mL of a 0.0100 M solution of these metal ions. (a) TI (b) Pb (10.0 mL) (c) Fe+
5. The K, for HCIO is 3.0 x 10 calculate the pH of a solution after 10.0, 20.0, 30.0, and 40.0 mL of 0.100 M NaOH has been added to 40.0 mL of 0.100 M HCIO
Calculate the pH of a buffer made from mixing 10.0 mL of 0.100 M NaC3H2O, and 10.0 mL of 0.100 M HC,H,O2 pH 4.76 Calculate the pH of the buffer when 5.00 mL of a 0.0100 M NaOH solution is added. pH Calculate the pH of the buffer when 5.00 mL of a 0.0100 M HCl solution is added.
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