Physical description
Three typed carbon copies of Solution 'A' and Solution 'B'. Both solutions have the name of the substance, the number of grains per gallon of water and their chemical formula. To each gallon of 'A' add one teaspoonful of 'B'.
Three typed carbon copies of Solution 'A' and Solution 'B'. Both solutions have the name of the substance, the number of grains per gallon of water and their chemical formula. To each gallon of 'A' add one teaspoonful of 'B'.