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Calculate the concentration of all ions present in each of the following solutions of strong electrolytes.(a) 0.0214 mol of sodium phosphate in 10.5 mL of solutionchemical concentration Mcation concentration Manion concentration M(b) 0.348 mol of barium nitrate in 630.0 mL of solutionchemical concentration Mcation concentration Manion concentration M(c) 1.47 g of potassium chloride in 0.525 L of solutionchemical concentration Mcation concentration Manion concentration M(d) 114 g of ammonium sulfate in 1.30 L of solutionchemical concentration Mcation concentration Manion concentration M
The first order reaction SO2CL2 yields SO2+ Cl2 is 10% complete in 80 min. How long would it take for the reaction to be 95% complete?
Explain in detail why these bacteria don't begin to excrete this metabolite before using up the phenylalanine in the medium.
How many grams of NaOH are contained in 230.0 mL of a 0.800 M sodium hydroxide solution?
Calcium chloride is added to a polymer solution of sodium alginate to cross-link the polymers, reating a thicker mixture which is used to add texture of food (like milk shakes). What is the explanation for why this happens?
2.00 moles of a gas occupies 62.2 L at a par- ticular temperature and pressure. Its density is 0.900 g/L. What is the molar mass?
Statements correctly describe(s) the relationship between the structure of a fatty acid and its melting point? a. Saturated fatty acids have melting points that increase gradually with molecular weight.
A 15.8 g sample of a nonelectrolyte was dissolved is 104.0 g of water. The solution's freezing point was -1.9°C. What is the molar mass of the unknown compound?
When 4.03 g of CH3OH was mixed with 6.33 g of O2 and ignited, 3.92 g of CO2 was obtained. What was the percentage yield?
Find the number of unpaired electrons, magnetic moment and ligand field stabilization energy (LFSE).
calculate the pressure exerted in the closed end of an apparatus if the atmospheric pressure is 720.0 torr and the height of the water column is 22.3 cm.
an ice cube contains 925 grams of water. If the initial temperature is at 15 degrees celcius, how many kilojoules of heat are needed to cool and freeze the water at 0 degrees celcius.
What is the van't Hoff factor for HX in water? b) What is the molality of X1- ions in the solution?
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