Explain how the van der Waals equation accounts for critical behaviour

Introductory Chemistry 5
Consider the reaction. \(\mathrm{Fe}^{3+}(a q)+\mathrm{SCN}^{-}(a q) \rightleftharpoons \mathrm{FeSCN}^{2+}(a q)\) A solution is made containing initial \([\mathrm{Fe} 3+]=1.0^{*} 10-3 \mathrm{M}\) and initial \([\mathrm{SCN}-]=8.0 * 10-4 \mathrm{M} .\) At equilibrium, \([\mathrm{FeSCN} 2+]=1.7^{

Physics: Principles with Applications 6
A sports car of mass 950 kg (including the driver) crosses the rounded top of a hill (radius = 95 m) at 22 m/s. Determine (a) the normal force exerted by the road on the car. (b) the normal force exerted by the car on the 72-kg driver, and (c) the car speed at which the normal force on the driver equ

Fundamentals of Statistics 4
(a) find the slope of the line and (b) interpret the slope.

Biology 8
Explain how table salt has emergent properties.

Principles of Economics 6
Consider a country that imports a good from abroad. For each of following statements, say whether it is true or false. Explain your answer. a. The greater the elasticity of demand, the greater the gains from trade. b. If demand is perfectly inelastic, there are no gains from trade. c. If demand is p

Essentials of Understanding Psychology 11
Match the theory of dreaming with its definition. 1. activation-synthesis theory 2. dreams-for-survival theory 3. dreams as wish fulfillment a. Dreams permit important information to be reprocessed during sleep. b. The manifest content of dreams disguises the latent content of the dreams. c. Electric

Urban Economics 8
Growth Control and Wages Consider a city with an equilibrium wage of $80 per day, equilibrium employment of 100,000 jobs, and 100 million square feet of housing. The governments growth-control policy fi xes the maximum total square footage in the city at its current level. New housing can be built, b

Fundamentals of Organic Chemistry 7
How many electrons does each of the following elements have in its outermost electron shell? (a) Potassium (b) Calcium (c) Aluminum