What is the first rule of lab safety? Design and conduct your own experiments.

Wear a lab apron and safety goggles.

Follow teacher and textbook instructions.

Dispose of used materials in the trash.

Wear a lab apron and safety goggles

wear a lab apron and safety goggles

because the two particles have an equal charge, the charges will cancel out and give the atom an overall charge of 0. so, if at atom has 35 protons in the nucleus, we could expect it to have 35 electrons orbiting that nucleus.

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