Explain whether two suspected compounds was identical
A compound melting at 134C was suspected to be either aspirin(mp 135C) or urea(mp 133C). Explain how can you determine whether one of these two suspected compounds was identical to the unknown compound without using any for of spectroscopy.
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For a sailboat to reach a destination directly upwind, it is necessary to tack left and right to the direction of the wind. Suppose we decided to tack at 45 degree angles to the wind. If our present position is 3.5 miles downwind from our destinat
If Δ ABC is a right triangle with legs of length a and b and with hypotenuse of length c, show that Heron's formula gives the same area as which states that the area of a triangle is equal to half of the triangle's base times its heigh
Calculate the proportion of the 104 repeated experiments that contain the true success parameter, and comment. Supply your code.
There are 93 more stamps with cancellatiom marks than stamps without cancellation marks. Let x be the number of stamps with cancellation marks. What would the equation look like?
The astronomer Giovanni Cassini (1625-1712) studied the family of curves with polar equations. Investigate the variety of shapes that these curves may have by considering different values for a and c.
Select a current issue from the news, or of interest to you, regarding the relationship between two variables. This topic will be used as the basis of a Graphing Two Variables paper and presentation.
The diagonal of a rectangle is 340 millimeters, while the longer side is 277 millimeters. Find the shorter side of the rectangle and the angles the diagonal makes with the sides.
Suppose the dimensions of a 9-inch screen are 5.5 inches by 7.5 inches. Find the dimensions of an 18 inch TV and a 35 inch TV.
What duration of annuity paying $8500 at the end of every quarter can be purchased with $300,000 in the invested funds earn 4.5% compounded semi-annually?
The length l, width w, and height h of a box change with time. At a certain instant the dimensions are l = 1 m and w = h = 2 m, and l and w are increasing at a rate of 2 m/s while h is decreasing at a rate of 3 m/s. At that instant find the rates
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