Chemistry, 08.04.2020 20:16, cpcoolestkid4
When a clean iron nail is placed in an aqueous solution of copper (II) sulfate, the nail becomes coated with a brownish-black material. (a). What is the material coating on the iron?(b) What are the oxidizing and reducing agents? (c) Can this reaction be made into a voltaic cell? (d) Write the balanced equation for the reaction. (e) Calculate E∘cell for the process.
Answers: 1
Chemistry, 21.06.2019 21:00, alaina3792
Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal
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Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water
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What kind of chemical reaction does the chemical equation sodium + chlorine → sodium chloride represent? a. combustion b. decomposition c. single replacement d. synthesis
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When a clean iron nail is placed in an aqueous solution of copper (II) sulfate, the nail becomes coa...
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