Question

You have a mixture of two solutions. One of them contained 50.0 ml of a 0.250...

You have a mixture of two solutions. One of them contained 50.0 ml of a 0.250 M CoCl2 solution while the other solution had 25.0 ml of 0.35 M NiCl2 present. What is the overall volume when the two individual solutions are mixed? What is the molarity of Ni2+ in the mixture? What is the molarity of Cl- in the mixture.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
to what volume should you dilute 50.0 mL of 5.00 M NaOH solution so that 25.0...
to what volume should you dilute 50.0 mL of 5.00 M NaOH solution so that 25.0 mL of this diluted solution requires 28.5 mL of 1.50 M HCl solution to titrate?
coffee cup calorimeter contained 50.0 mL of a 1.33 M KOH solution at an initial temperature...
coffee cup calorimeter contained 50.0 mL of a 1.33 M KOH solution at an initial temperature of 23.3 ºC. A student quickly add 40.0 mL of 1.54 M HNO3 to the calorimeter. The maximum temperature reached during the neutralization reaction was 29.1ºC. assume specific heat of solution is the same as specific heat of water = 4.18 J/gºC assume density of both KOH and HNO3 are the same as water = 1.00 g/mL _________________________________________________________________ This is more of a question...
You titrate 50.0 mL of 0.100 M benzoic acid (C6H5COOH) with 0.250 M KOH. What is...
You titrate 50.0 mL of 0.100 M benzoic acid (C6H5COOH) with 0.250 M KOH. What is the concentration of C6H5COO- at the equivalence point? The answer is: [C6H5COO-] = 7.14 x 10-2 M., but I'm not sure why? What is the pH of the final solution at the equivalence point? Ka of C6H5COOH = 6.3 x 10-5.
In a coffee-cup calorimeter, 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M...
In a coffee-cup calorimeter, 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M HCl are mixed. The two solutions were initially at 22.60°C, and the final temperature is 23.40°C. Assume that the specific heat and density of the solution after mixing is the same as that of water. a. Is this reaction exothermic or endothermic? b. Write a balanced reaction for this experiment. Make sure that you put in the states of each reactant and product. c....
when 75.0 ml of .150 m NaCl solution and 75.0mL of a 0.250 M Pub(NO3)2 are...
when 75.0 ml of .150 m NaCl solution and 75.0mL of a 0.250 M Pub(NO3)2 are mixed, a white precipitate forms. a. Identify the precipitate in the reaction. b. write out the balanced molecular equation and net ionic equation for the reaction. c. Calculate the mass (in g) of precipitate formed. d. calculate the concentration s of the remaining ions in solution. (what is the total volume after the solutions are mixed? How many moles of each ion remain in...
Two solutions of one drug, one 20% solution and one 78% solution, were mixed to have...
Two solutions of one drug, one 20% solution and one 78% solution, were mixed to have a 42% solution. If you have 240mL of the mixture, how many mL of the 20% solution is needed? ***Allegation method
You are performing the following acid-base reaction: NaOH (50.0 mL, 3.75 M) is mixed with H3PO4...
You are performing the following acid-base reaction: NaOH (50.0 mL, 3.75 M) is mixed with H3PO4 (75.0 mL, 3.33 M) at 22°C. Assuming the density of the final solution is equal to the density of water (0.998 g/mL), and assuming no heat loss to the surroundings, if the final temperature of the solution is 29°C, what is the ∆H per mole of H+ reacting? (assume the specific heat of all solutions is 4.184 J/gK)
The sample of 30.00 mL of 0.015 M HClO is titrated with a 20.00 mL of...
The sample of 30.00 mL of 0.015 M HClO is titrated with a 20.00 mL of a 0.015 M NaOH solution. (a) Show the reaction between HClO and OH–. (1 point) (b) What is the final volume after two solutions were mixed? (1 point) (c) What is the final molarity of HClO after the reaction with OH–? (1 point) (d) What is the pH after 20.0 mL of the NaOH solution is added? (Ka of HClO is 3.0*10–8)   (1 point)
PROCEDURE You will be provided with a mixture of two of the following four organic components...
PROCEDURE You will be provided with a mixture of two of the following four organic components dissolved in methyl tert-butyl ether. If present, they are present at the concentrations given below: • benzoic acid, 0.200 M • ethyl – 4 – aminobenzoate, 0.200 M • naphthalene, 0.200 M Your goals are: (1) to determine which of the above four molecules are present in the sample that was provided to you and (2) to isolate a sufficient quantity to determine a...
question 1.Your TA assigns you two monoprotic( one proton per molecule) acids HA and HB. You...
question 1.Your TA assigns you two monoprotic( one proton per molecule) acids HA and HB. You are given 43.5 mL of HA solution in the first flask. A second flask contains 37.2 mL of HA and enough HB solution is added to reach a final volume of 50.0mL. You titrate the HA solution, in the first flask, with 87.3mL of 0.0906 M NaOH. What is the molarity of the acid HA? ( Write answer to two decimal places, ex. 1.25...