Find the osmotic pressure of the solution
69.7 grams of solute with a molecular mass of 2790 grams are dissolved in enough water to make 1.00 dm3 of solution at 20 degrees Celsius. What is the osmotic pressure of the solution?
Expected delivery within 24 Hours
A 10.0 mL sample of vinegar, an aqueous solution of acetic acid, is titrated with 0.5062 M NaOH, and 16.58 mL is required to reach the equivalence point.
A 2.9 m solution of methanol (CH3OH) in water has a density of 0.984 g/ml. What are the a) mass percent, b) molarity, and c) mole fraction of methanol in this solution?
Calculate the molarity of a solution made by dissolving 0.850 grams of Na2SO4 in enough water to form exactly 930 mL of solution.
Nitroglycerine, C3H5(NO3)3(l), a powerful explosive used in mining, detonates to produce a hot gaseous mixture of nitrogen, water, carbon dioxide and oxygen.
Describe various factors that are analyzed to study demographic profil, Describe various factors that are analyzed to study demographic profiles and their importance in tourism planning
A patient weighs 165 pounds and is to receive a drug at a dosage of 45.0 mg per kg of body weight. The drug is supplied as a solution that contains 25.0 mg of drug per mL of solution. How many mL of the drug should the patient receive?
The enthalpy of formation of ethanol, C2H5OH, is -277.0 kJ/mol at 298.15k. calculate the enthalpy of combustion of one mole of ethanol, assuming that the products are CO2 (g) and H2O.
Boron has two stable isotopes with masses of 10.01294 u and 11.00931 u. The average molar mass of boron is 10.81 u. What is the percent abundance of each isotope?
1949092
Questions Asked
3,689
Active Tutors
1429971
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
What is the pathophysiology of osteoarthritis, and how does it relate to the patient's symptoms, such as pain and stiffness?
Review resources about nursing profession issues in the United States. Look specifically at the NLN and ANA website resources.
List and define the seven types of elder abuse that were identified by the National Center on Elder Abuse (NCEA).
Compare and contrast the operation of negative and positive feedback mechanisms in maintaining homeostasis.
Anemia is rarely a disease in itself, but almost always a manifestation of an acquired condition or genetic abnormality.
Describe how the Uncertainty in Illness Theory (UIT) and Reconceptualized Uncertainty in Illness Theory (RUIT)
What is the "big picture" of the immune system's role in maintaining homeostasis? What general principles are involved in the protection provided by the innate