How many grams of bromine are used in the reaction
A 13 gram sample of calcium reacts with bromine to form 24 grams of calcium bromide. How many grams of bromine are used in the reaction?
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A constant head permeameter contains three different soils, 1, 2, and 3, where 1 is on top of 2, and 2 is on top of 3. Their hydraulic conductivities are: k soil 1 = 9 cm/s, k soil 2= 6*10^2 cm/s and k soil 3= 8*10^(-3).
Near the triple point (T=273.15K), the vapor pressure of ice is given by ln(P)= -5924/T + 2.72ln(T)-0.0072T + 9.912 where P and T are expressed in torr and K, respcetively.
A package in the shape of a rectangular box can be mailed by the US Postal Service if the sum of its length and girth (the perimeter of a cross-section perpendicular to the length) is at most 108 in.
The bridge cable is stiffened by a three hinged stiffening girder which carries two concentrated loads of 30 kN each at points 20 m from both the ends.
Calcium chloride is used to melt ice and snow on roads and sidewalks and to remove water from organic liquids. Calculate the molarity of a solution prepared by diluting 165 mL of 0.688 M calcium chloride to 925.0 mL.
Calculate the largest tolerable internal crack length for a 7075-T651 aluminum alloy component that is loaded to a stress one-half of its yield strength without catastrophic fracture.
A zero-order reaction has a constant rate of 2.50×10-4 . If after 35.0 seconds the concentration has dropped to 1.00×10-2 , what was the initial concentration?
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