1. Based on your observations, which substance (water, sodium chloride, or sucrose) will
make the liquid in the container conductive? (conductivity is a substance's ability to
allow electricity to flow through it).

Iwill give extra points to who gets this right

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons