Determining the Composition of an Unknown Mixture Kit

This chemistry kit allows students to determine the percent composition of an unknown sample containing sodium carbonate and sodium bicarbonate. Materials sufficient for 15 student groups. The kit includes 200g sodium carbonate, 200g sodium bicarbonate, 5 pre-labeled bottles for preparing unknowns, a teacher's manual, and student study guide copymasters. For laboratory use only. Not for food, drug, or household use. Keep out of reach of children. Refer to the Safety Data Sheet for complete information.