Determine the percentage composition of each of the following compounds.
a. NaCl
b. AgNO3
c. Mg(OH)2

Often on a topographic map, every fifth contour line is darkened. what is this line called? a. key b.slope c.benchmark d. index contour

Given that 1 mi = 1760 yd, determine what conver- sion factor is appropriate to convert 1849 yd to miles; to convert 2.781 mi to yards.

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius