A) The solubility of neon gas in water at 25Â°C is 1.05x10-3 M when the pressure of the Ne above the solution is 1.0 atm. the solubility of Ne (g) is?
B) the vapor pressure of pure ethanol at 60Â°C is 0.459 atm. Raoult's law predicts that a solution prepared by dissolving 10.0 mmol naphthalene in 90.0 mmol ethanol will have a vapor pressure of?

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purpleprairie-dog268

hello guys I want u halp to solove those question

4/ The concentration of CO2 in a soft drink bottled with a partial pressure of CO2 of 4.0 atm over the liquid at 25 Â°C is 1.2 Ã 10-1 M. The Henry's law constant for CO2 at this temperature is ________.

5/ The concentration of urea (MW = 60.0 g/mol) in a solution prepared by dissolving 16 g of urea in 39 g of H2O is ________ molal.

6/ The vapor pressure of pure ethanol at 60 Â°C is 0.459 atm. Raoult's Law predicts that a solution prepared by dissolving 10.0 mmol naphthalene (nonvolatile) in 90.0 mmol ethanol will have a vapor pressure of ________ atm.

7/Calculate the vapor pressure of a solution made by dissolving 109 grams of glucose in 920.0 ml of water at 25 Â°C. The vapor pressure of pure water at is . Assume the density of the solution is 1.00 g/ml.

8/George is making spaghetti for dinner. He places 4.01 kg of water in a pan and brings it to a boil. Before adding the pasta, he adds 58 g of table salt (NaCl) to the water and again brings it to a boil. The temperature of the salty, boiling water is ________Â°C.

Assume a pressure of 1.00 atm and negligible evaporation of water. Kb for water is