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Warm Up 09/04. Which one of the following is a mixture? A. Sugar B. Hydrogen Peroxide C. Concrete D. Carbon Dioxide. Closing 09/04. Chromatography Results What color(s) did each marker end up making at the end? How far did each one travel up the filter?
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Warm Up09/04 Which one of the following is a mixture? A. Sugar B. Hydrogen Peroxide C. Concrete D. Carbon Dioxide
Closing09/04 Chromatography Results What color(s) did each marker end up making at the end? How far did each one travel up the filter? Did the dry ink mixtures separate into different parts?
Warm Up09/05 Using the information on the left, what is the atomic number of Sodium? 22.99 11 11.99 12
Closing09/05 Which family of the Periodic Table of the Elements contains the most elements? A. transitional metals B. alkali metals C. noble gases D. nonmetals
Warm Up09/06 What group does xenon belong to on the Periodic Table of the Elements? A. Group 13 B. Group 18 C. Group 14 D. Group 15
Closing09/06 In its natural state, what phase of matter is bromine? (refer to The Periodic Table of the Elements) A. solid B. liquid C. gas D. plasma
Warm Up09/07 The mass of any atom is composed of the combination of the…. A. masses of the neutrons and electrons. B. masses of the protons and electrons C. masses of the protons and neutrons. D. the masses of the electrons of each orbital layer.
Closing09/07 Approximately how many elements are synthetically made (made by humans instead of nature)? 3 8 14 19