Answer: C. Electrochemical cells involve oxidation-reduction reactions.
Explanation: Oxidation occurs at the anode, and reduction occurs at the cathode.
The energy that an object has is moving
Answer: 0.156 mol
Explanation:
To find the moles of 17.2 g K₂S, we need to know the molar mass to convert.
![17.2g*\frac{mol}{110.256 g} =0.156 mol](https://tex.z-dn.net/?f=17.2g%2A%5Cfrac%7Bmol%7D%7B110.256%20g%7D%20%3D0.156%20mol)
Answer:
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Explanation:
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