Determine the molarity of concentrated sulfuric acid
If a solution is having 98.0 wt/wt % of sulphuric acid and having the density of 1.80 g/mL, Determine the molarity of concentrated sulfuric acid.
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Determine the length to three significant digits of arc intercepted by the central angle Θ in the circle of radius r. 671 r = 2.63 ft Θ= 6Π / 5 radians. Length of intercepted arc is approximately ft.
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From the window of 33.0ft above street, angle of elevation to top of building across street is 47.0degrees and angle of depression to base of the building is 17degrees. Determine height of building across street.
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