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Answers by Hallie L.

Which substance is the best conductor? (answer)

In Chemistry, a compound can be considered a conductor of electricity if charged particles are formed (usually in an aq. solution). Since there is only one aqueous choice amongst the answers provided, the NaCl will ionize in solution into Na+ & Cl- ions, allowing it to freely conduct...

(cw)^h = Complete this expression (answer)

ChWh this is the result of raising an expression in parentheses to a power, following the standard exponential rule of the form (ab)x = axbx where you "distribute" the exponent! Hope this helps!!