Determine the formula of the hydrate
Gypsum is hydrated calcium sulfate. a 4.89 g sample of this hydrate was heated, and after the water was driven off, 3.87g anhydrous calcium sulfate remained. Determine the formula of this hydrate and name the compound.
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The teacher randomly finds a test with a good grade on it. Find the probability that the student did not study for the test. Round to three decimals.
The surface of the plate has an emissivity of .6. the critical renolds number is 5x10^5 for the flow. Find the heat transfer rate rom one side of the plate in watts.
Suppose the plates for each key have an area of 47.5 mm^2 and an initial separation of 0.550 mm. In addition, let the dielectric have a dielectric constant 3.75. If the circuitry of the computer can detect a change in capacitance of 0.425 pF, what
Find the probability that a customer uses both high-speed internet and a digital phone. Write a probability statement and round to three decimals. Find the odds against the event in part A.
The speed limit on a particular stretch of road is 30 miles per hour. Express this speed limit in millifurlongs per microfortnight. A furlong is 1/8 mile, and a fortnight is a period of 2 weeks. (A microfortnight is in fact used as a unit in a par
A researcher is evaluating the effectiveness of a speed-reading course. A standardized test, measuring both speed and comprehension, was giben to a sample of n=15 students before the course started and again at the end of the course.
A block slips on a greased surface with an initial velocity v0. It experiences a drag force equal to F = -cv3/2 (for positive velocity v). Find the velocity and position as a function of time if at time t=0 the position is x = 0 with initial posit
Determine a) the air exit velocity to produce 5lbf b) the volumetric flow rate needed, and c) the minimum mechanical power that must be supplied to the airstream. Take the air density to be .078 lbm/ft^3.
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A child who is along for the ride with his parents every week to the local supermarket gets a chance to walk every aisle when he finds something he likes
Explain why somewhat on this: "All social workers must develop and implement an emergency response plan that includes immediate actions
Problem: Simplify Example of a manipulation tactic: Mr. Marsh uses gradualism (foot-in-the-door) paired with "friendly" language.
What are your thoughts on how our brains perceive sensory stimuli and how they work together to form our sensory experiences?
In your experience as a student, what was the best reading assignment given to you by a teacher or professor?
This 4 paragraph paper explores a controversial topic in an informative style. This means that the writer must present an equal amount of information
rewrite your argument so that is persuasive to a non-expert audience. Think of your argument as appearing as an editorial on a website or in a magazine.