Materials needed for each group of four students: 3 test tubes 3 clear plastic cups for test tube holders 1 small spoon 2 stoppers 1 container of water (allow 1/2 cup per group) 1 bag of magnesium sulfate 1 bag of calcium chloride Materials for everyone to use and share: basin of warm, soapy water paper towels clock with second hand Activity #2 How Can You Form a Gas?
(Materials; needed; for each group of four students) (Materials needed for each group of four students; allow; 1/2 cup per group) (1 bag of magnesium sulfate 1 bag of calcium chloride Materials; to use; everyone) (everyone; to share; )
Materials Materials needed for each group of four students 1 bag of magnesium sulfate 1 bag of calcium chloride Materials everyone
needed allow to use to share
for each group of four students
1/2 cup per group
everyone