document.write( "Question 149187: Question #2: A preparation for cough contains 1.5 grams of an expectorant per 100 mL. How many grain of the expectorant are there in a teaspoonful? \n" ); document.write( "
Algebra.Com's Answer #109488 by nerdybill(7384) You can put this solution on YOUR website! The key to this problem is to determine the volume of a single teaspoon (in metric units). \n" ); document.write( ". \n" ); document.write( "Reference: \n" ); document.write( "http://www.joyofbaking.com/USMetricVolumeEquiv.html \n" ); document.write( ". \n" ); document.write( "1 teaspoon = 4.9 ml \n" ); document.write( ". \n" ); document.write( "Your proportion is then: \n" ); document.write( "Let x = grams of expectorant in a teaspoon \n" ); document.write( "1.5/100 = x/4.9 \n" ); document.write( "x = (1.5*4.9)/100 \n" ); document.write( "x = 7.35/100 \n" ); document.write( "x = .735 grams (or 735 milligrams) \n" ); document.write( " |