3. When sodium metal is placed in a flask full of chlorine gas, a violent reaction occurs. These
dangerous non-charged elements, when mixed,
produce the ionic compound sodium chloride,
otherwise known as table salt. Explain how this
happens in terms of nuclei, electrons, and charges.

What property is a characteristic of a substance that can be observed and does not change the identity of the substance

Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?