The specific rotation of compound x is 152o a mixture of
The specific rotation of Compound X is +15.2o. A mixture of Compound X and its enantiomer are placed in the polarimeter and the observed rotation is -5.1o. Which enantiomer is in excess? (+ or -) Calculate the enantiomeric excess.
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A solution of 350mg of optically active 2-butanol in 10 mL of water, placed in a 20 cm cell shows an optical rotation of +6 .24 degrees. What is the specific rotation of this compound
A 220 V shunt motor has armature and field resistance of 0.2-ohm and 220-ohm respectively. The motor is driving a constant load torque and running at 1000 rpm drawing 10 A current from the supply.
The combustion of carbon with excess oxygen forming carbon dioxide is exothermic. C(s) + O2(g) => CO2(g) ?Hrxn = -393 kJ If 8,622kJ of heat is needed from the combustion, how much carbon (g) must be consumed
A ball is thrown toward a cliff of height h with a speed of 29m/s and an angle of 60? ^\circ above horizontal. It lands on the edge of the cliff 3.5s later. How high is the cliff
describe with a numerical example the fundamental reason as to why live streaming video require a heavy usage of bandwidth as compared to live streaming audio. give a numerical example.
A car is traveling at 41.0 km/h on a flat highway. If the coefficient of friction between road and tires on a rainy day is 0.100, what is the minimum distance in which the car will stop
To find the volume of a flask, it is first evacuated so it contains no gas. Next, 2.2 g CO2 is introduced into the flask. On warming to 33 °C, the gas exerts a pressure of 760.0 mm Hg. What is the volume of the flask in milliliters
A 4.8-kg bucket of water is raised from a well by a rope. find the force exerted by the rope on the bucket
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Research shows that individuals undergoing CBT not only experience immediate relief from anxiety symptoms but also develop tools for managing anxiety
Time-consuming internal repetitions of unwanted thoughts and or a persistent focus on repeating specific types of behaviors or mental acts are symptoms
There are multiple forms of anxiety disorders, including Generalized Anxiety Disorder, which involves excessive worry about various aspects of daily life
Manic episodes are considered distinct when they are separated by what length of time without significant symptoms of mania or hypomania?
The strongest predictors of a future suicide completion include which of the following? Check all that apply.
Problem: Depression is frequently under recognized in the elderly population due to which of the following reasons?
Problem: According to the APA which of the following are required to support a child's DSM-5 diagnosis?