Chemistry, 13.10.2019 09:30 bradenhale2001
Classify each of the following as a homogeneous mixture, heterogeneous mixture, element, or compound: (a) table salt, (b) blood, (c) steel, (d) planet earth.
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Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.
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What is the temperature of 0.750 mol of a gas stored in a 6,850 ml cylinder at 2.21 atm? . 2.95 k 5.24 k 138 k 246 k
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Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule
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Classify each of the following as a homogeneous mixture, heterogeneous mixture, element, or compound...
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