1- At 25 oC the Henry’s Law constant for carbon dioxide (CO2) dissolved in water is 3.3 x 10-2 mol/L atm. Calculate the solubility of CO2 if the partial pressure of carbon dioxide gas inside a bottle of Fizzy Cola Drink is 6 atm at 25 C
2- Using Raoult’s Law, calculate vapor pressure lowering, DP = C · Po, when 14.0 mL of glycerol (C3H8O3) is added to 496.0 mL of water at 50.0 C. The density of glycerol is 1.26 g/mL. The density of water is 0.988 g/mL and the vapor pressure of pure water is 92.5
1- At 25 oC the Henry’s Law constant for carbon dioxide (CO2) dissolved in water is...
1. The Henry’s Law constant for O2 is 770 L atm mol-1 at 25 °C. What mass of oxygen would be dissolved in a 40-L aquarium at 25 °C, assuming an atmospheric pressure of 1.00 atm, and that the partial pressure of O2 is 0.21 atm? 2.The carbon dioxide concentration in a bottle of club soda is 0.12 mol L-1 at 25 °C. What is the pressure of carbon dioxide in the headspace? The Henry’s Law constant for CO2 at...
Activity 1: Ch. 13 New Material Clusters of 3 or 4 Vapor Pressure Problem: Glycerin (C3H803) is a nonvolatile nonelectrolyte with a density of 1.26 g/mL at 25 °C Calculate the vapor pressure at 25 °C of a solution made by adding 50.0 mL of glycerin to 500.0 mL of water. The vapor pressure of pure water at 25 °C is 23.8 torr, and its density is 1.00 g/mL. Equation Henry's Law Problem: Calculate the concentration of CO2 in a...
Carbon dioxide (CO2) is collected ,in an inverted tube over water at 20oC and 760 mmHg.Determine the vapor pressure of water in the tube, and the partial pressure of the CO2.Then, use the ideal gas law (V/n = RT/P)to determine the CO2molar volume (V/n) in liters/mole at 20oC. 4.Suppose the quantity of CO2(44.0 g/mol) collected in problem 3 is 0.115 g. Convert this quantity to moles, then use the molar volume (V/n) from problem 3 determine the volume of CO2...
Determine the Henry’s law constant for ammonia in water at 25 ºC if an ammoniapressure of 0.022 atm produces a solution with a concentration of 1.3 M.
a. With the help of a Lewis diagram, predict the molecular geometry of the following compounds. a. SbF5 b. PF3 C. COCI2 (9 marks) b. Hydrogen peroxide is a powerful oxidizing agent; it is used in concentrated solution in rocket fuel, but in dilute solution in hair bleach. An aqueous solution of H2O2 is 30.0% by mass and has a density of 1.11 g/mL. Calculate a. molality b. mole fraction of H202 c. molarity (7 marks) c. Calculate the vapor...
Calculate the concentration of CO2 in a soft drink that is bottled with a partial pressure of CO2 of 5 atm over the liquid at 25 °C. The Henry’s Law constant for CO2 in water at this temperature is 3.12 ´ 10–2 mol L–1 atm–1. 1. 0.16 2. 0.26 3. 1.26 4. 1.16 5. 0.56
Carbon dioxide dissolves in water to form carbonic acid, which is primarily dissolved CO2. Dissolved CO2 satisfies the equilibrium equation CO2(gas)<------>CO2(aq) K=0.032 M*atm-1 The acid dissociation constants listed in most standard reference texts for carbonic acid actually apply to dissolved CO2. For a CO2 partial pressure of 3.1×10-4 atm in the atmosphere, what is the pH of water in equilibrium with the atmosphere?
Cans of coca-cola are carbonated at 25 degrees Celsius using a CO2 pressure of 2.5 atm. After carbonation, 355 ml of liquid contains 1.25 g of dissolved carbon dioxide. What is the molarity of dissolved carbon dioxide if carbonation is performed at 25 degrees Celsius using a carbon dioxide pressure of 1 atm?
Carbon dioxide dissolves in water to form carbonic acid, which is primarily dissolved CO2. Dissolved CO2 satisfies the equilibrium equation. CO2 (g) <--> CO2 (aq) K= 0.032 M atm-1 The acid dissociation constants listed in most standard reference texts for carbonic acid actually apply to dissolved CO2. For a CO2 partial pressure of 8.8×10-4 atm in the atmosphere, what is the pH of water in equilibrium with the atmosphere?
Determine the solubility of carbon dioxide in water at 25 degrees C exposed to air at 1.0 atm. Assume a partial pressure for carbon dioxide of 9.3x10^-3 atm. (kH,CO2=3.4×10−2M/atm.)