Calculate the specific rotation of the compound
An aqueous solution containing 9.03 g of an optically pure compound was diluted to 200.0 mL with water and placed in a polarimeter tube 20.0 cm long. The measured rotation was -2.85° at 25 °C. Calculate the specific rotation of the compound.
Expected delivery within 24 Hours
Suppose that ammonia decomposes at 600 K to establish the equilibrium NH3(g) 1?2 N2(g) + 3/2 H2(g) for which K =0.395. You have a box of volume 1.00 liter into which you inject 2.65 g of NH3 at 600 K.
Determine the delta G associated with the dissociation of 5.0g of C76H52O46 at room temperature in 50mL of pH=7.55 buffered solution that has already had 2.5g C76H52O46 dissolved into it.
An aircraft engine is fitted with a single-sided centrifugal compressor. Estimate the stagnation pressure at the compressor outlet when the massflow is 3.60 kg/s.
A uniform electric field of magnitude 435 N/C pointing in the positive x-direction acts on an electron, which is initially at rest. The electron has moved 3.10 cm. What is the change in potential energy associated with the electron?
An aqueous solution containing 9.03 g of an optically pure compound was diluted to 200.0 mL with water and placed in a polarimeter tube 20.0 cm long. The measured rotation was -2.85° at 25 °C.
Determine the required mass flow rate of air for a net power output of 90 MW, assuming both the compressor and the turbine have an isentropic efficiency of (a) 100% and (b) 80%.
The first-order isomerization reaction: cyclopropane ? propene, has a rate constant of 1.10 × 10-4s-1 at 470°C and 5.70 × 10-4s-1 at 500°C. What is the activation energy, Ea, for the reaction?
For a turbine efficiency of 86%, determine (a) the fraction of the turbine work output used to drive the compressor and (b) the thermal efficiency.
A basketball is thrown horizontally with an initial speed of 4.50 m/s. A straight line drawn from the release point to the landing point makes an angle of 30.0 degrees with the horizontal. What was the release height?
1928456
Questions Asked
3,689
Active Tutors
1460734
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
While providing teaching to a patient regarding health complications in women associated with sexually transmitted diseases (STDs),
Question: Taking oral contraceptives has the greatest risk to someone's health if the individual Answers:
What is the probability that the patient would be either a second time or third time chemo patient?
During a routine vital sign assessment, the nurse notes the client's blood pressure is 212/110. Which action should the nurse take to decrease the blood pressur
Problem: Please paraphrase: Client handed me a holdover notice which she received from C&C management, by way of Bronx Housing Court.
Based on the American Osteopathic Associate Code of Ethics evaluate the following case study, as appropriate. Dr. Baird has been seeing his patient
There are many current legal and ethical issues related to assessment. Describe current legal and ethical issues related to assessment