What is always included in a comparative investigation?
a. a dependent variable
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Chemistry, 31.12.2019 22:31 wolfgirl48
What is always included in a comparative investigation?
a. a dependent variable
b. an independent variable
c. a hypothesis
d. a scientific question
Answers: 1
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When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?
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Which element is least likely to undergo a chemical reaction
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Under which circumstances are kp and kc equal for the reaction aa(g)+bb(g)⇌cc(g)+dd(g)?
Answers: 2
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Which of the following is not a characteristic of a hydrogen bond? 1. it is responsible for the unusual physical properties of water. 2. it is weaker than a covalent bond. 3. it is stronger than other dipole-dipole interactions. 4. it can occur when hydrogen is covalently bound to very electronegative elements liks f, cl, br and i.
Answers: 1
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