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What is the standard form equation of the ellipse that has vertices (plus minus sign 7,0) and foci (plus minus sign 4,0)? I need a capacitor that will provide an output of 5 watts for 5 seconds before losing its charge.How do I figure out the capacitance I need? How many milliliters of 0.750 M HCl solution can be made from 40.0 mL of 12.0 M HCl solution? The angle of elevation of the sun is 28 degrees 10 minutes,the shadow of a tree on horizontal ground is 97.3 ft. long. How tall is the tree? If Rh-positive blood is found in Rhesus monkeys aboriginal to planet Earth, then would you say Rh-negative blood is reptilian-alien blood?