Based on the diagram below, answer the following for 2 points each:
+
-
.
• Use t...
Chemistry, 22.05.2021 01:20, valereeolivarez56
Based on the diagram below, answer the following for 2 points each:
+
-
.
• Use the size and direction of the "energy arrows" to explain whether this
illustration is an exothermic or endothermic reaction.
Explain in terms of atomic bonds how energy is involved in chemical reactions.
Explain how the arrows would be different if the reaction were the other of
the two choices in part one.
Answers: 3
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Why doesn't heat added to water make the tempature rise above 100c
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In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
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Achemist who studies water samples did a demonstration of how to test for lead in water. she added a clear solution of potassium iodide to a clear solution of lead nitrate. then a yellow swirling solid formed in the liquid. what is most likely true about the yellow solid?
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