Computing osmotic pressure of a solution
What will be the osmotic pressure of a solution when 4.5 x 10-5 mol of a solute is dissolved in 152.0 mL of solution at 300.0 K? R = 0.08206 Latm/molK
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Calculate the work w when 0.7 litre of an ideal gas at an initial pressure of 4.2 atm is expanded or compressed isothermally to a final volume of 4.2 litres into a vacuum. Give your answers in J.
A student removes the thermometer and stirring wire in part b of the experiment to add the naphthalene, and wipes them off, losing .50 mL of cyclohexane. What percent error will this introduce if the original 5.00mL is used in the calcuations?
Hugo Reyes Company had the following account balances at year-end: Cost of goods sold $70,040; Merchandise inventory $22,410; Operating expenses $29,790; Sales $119,827; Sales discounts $1,580; and Sales returns and allowances $1,910.
Question: You have a prepared buffer solution from benzoic acid, and its conjugate sodium benzoate. Ka = 6.3 x 10^-5 for B.A. If you have 750 mL of a .125M benzoic acid solution and add 19.5 G of sodium benzoate. what is the result buffer pH?
When the object is pulled down and released, the band vibrates at a frequency of 2.08 s-1. Calculate the spring constant of this silicone band including units.
Identify the compound(s) that act as acid(s) in the following equilibrium: NH4+ (aq) + CN- (aq) NH3 (aq) + HCN (aq)
If 1.0 volumes of 1.0 M solutions of sodium hydroxide and lead (II) nitrate are mized how many moles of product are produced?
If 4.00 ml of 0.0250 M CuSO4 is diluted to 10.0 ml with pure water what is the molar concentration of the copper (II) sulfate in the diluted solution ?
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Demonstrate the understanding of genograms and how they can be applied to psychotherapy.
Naina and Samir, who are a couple, are passionate about each other. They are physically and sexually attracted to one another.
What are some three term contingency examples for positive and negative reinforcement, positive and negative punishment and extinction?
Which stage in the development of adolescent romantic relationships is characterized by more enduring relationship bonds?
What is the role of knowledge-oriented leadership and employee retention in banks? What is the role of employee empowerment in customer retention?
Based upon your memos, dashboard, risks and mitigation strategies, and plan to address customer concerns. Your supervisor approved the people part of the transf
The purpose of this discussion is to help you begin developing your introduction for Paper 2 by choosing a topic, clearly stating your stance, and identifying