Explain why both a power source (like a battery) and a complete circuit are necessary for an electromagnet to function.

If the same amount of cacl2 is added to equal volumes of water and maple syrup, which will have the higher temperature?

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.

What is the rate law for the uncatalyzed reaction?