Round each number to two significant figures. 0.002353

0.0024

Explanation:

you dont count the zeros as significant factors then round up 3 to 4 because you always round up if its 5 dont worry about the other numbers you dont need them hope it helped

if you're asking what comes out, it's steam.

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

if it's not useful, feel free to report for mistake in answer.