Which of the following statements is true in all cases? a. chemical bonds are broken in an exothermic reaction. b. chemical bonds are formed in an endothermic reaction c. energy is released in an endothermic reaction. d. energy is absorbed in an endothermic reaction.
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Chemistry, 22.06.2019 04:00
How do scientists think that gravity affected the formation of our solar system?
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Chemistry, 22.06.2019 09:50
Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore
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Chemistry, 22.06.2019 14:30
In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never
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Chemistry, 22.06.2019 16:50
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
Answers: 1
Which of the following statements is true in all cases? a. chemical bonds are broken in an exother...
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