What are the predominant (main) ions in (a) Acid solutions and (b) Alkaline solutions? Answer:    (a) _____________                   (b) _____________

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Thermocouple

A thermocouple is a temperature measurement device. It includes diverse metal wires which are joined collectively to form a joint. At the same time as the junction is hot or cold, a small voltage is generated inside the measuring thermocouple electrical circuit, which corresponds to the temperature.