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Problem- What volume of 0.248M CaCl2 must be added to 340mL of 0.180M KCl to produce a solution with a concentration of 0.230M Cl-?
Assume that the solution volumes are additive.
I am need of complete solution for this problem please help- me out to get right solution
Explain a solution with a volume of 75.0 mL contains 15.5 mmol HCHO2 and 8.50 mmol NaCHO2. Explain what is the pH of this solution
This solution was made up to the mark in a 200ml volumetric flask with water. It was found 10mls of this solution required an average titre of 6.50ml of 0.05M HCl for neutralisation.
The log P value for nicotine is 1.09. If 20 mL of 0.10 g/mL nicotine solution in water is extracted with 20 mL of octanol, how much nicotine is removed from the water layer into the octanol layer?
calculate the maximum mass in grams of h2s that can form when 218 g aluminum sulfide reacts with excess water according
Draw out the complete structural formula for glutamic acid and glutamine. One has a pI of 5.65 and the other has a pI of 3.22
What is the pH of a 1.2M solution of sodium nitrite, NaNO2? the Ka for nitrous acid (HNO2) is 4.5x10^-4be as specific as possible and list all the steps
As proteins themselves, enzymes are comprised of amino acids. The protease from the human immunodeficiency virus 1 (HIV-1) contains two aspartate (Asp) amino acid residues, referred to here as Asp-1 and Asp-2, that are essential for catalysis. The..
1.find the ph of a 0.65 m solution of propionic acid. what is the fraction ionized at equilibrium?2. what is the
Draw a Lewis dot structure for the fictitious molecular ion [ZO2]-2. Assume that the central Z atom is bonded to each of the outer O atoms by a single bond. What is the formal charge on the Z atom
At 20 degree C, the vapor pressure of C2H5OH (ethyl alcohol) is 43.9 torr. The vapor pressure of water at this temperature is 17.5 torr. These liquids behaved ideally. What would be the vapor pressure of a solution prepared by mixing 100 g of ethy..
How can the molarity of chloride ion be calculated when 16 mL (2 mL intervals) of 12 M HCL is added to 5 mL of 0.4 M CO(NO3)2?
Under what reactiong mechanism the ring break in methylcyclohexene to form an open ring with two OH on it. its organic two btw
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