Question Description
I’m working on a chemistry question and need an explanation and answer to help me learn.
1) Define solution, solute and solvent
2) What is Tyndall effect?
3) Describe how you would distinguish experimentally between a pure substance and a true solution?
4) Explain why, over time, a bottle of soft drink goes flat after it is opened.?
5) An unopened bottle of soda contains CO2 gas at 6.0 atm. Calculate the equilibrium solubility of CO2 in the unopened soda at 25°C in units of mol/L.
6) Calculate the number of mol of solute in 5.00×102 mL of 0.250 M HCl?
7) 20.0 g of oxygen gas are diluted with 80.0 g of nitrogen gas in a 78.0-L container at standard temperature and pressure. Calculate the % (m/V) of oxygen gas.
8) What is meant by colligative property? Discuss four colligative properties of solutions?
9) A 1.00-g sample of stream water was found to contain 1.0×10?6 g lead. Calculate the concentration of lead in the stream water in units of % (m/m), ppt, and ppm. Which is the most suitable unit?
10) How is dialysis is similar to osmosis?