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Two chemical processes are described below.
● In the combustion of methane, energy is ......1...... .
● In the electrolysis of molten lead(II) bromide, energy is ......2...... .
Which words correctly complete gaps 1 and 2?
● In the combustion of methane, energy is ......1...... .
● In the electrolysis of molten lead(II) bromide, energy is ......2...... .
Which words correctly complete gaps 1 and 2?
- A
- B
- C
- D