How many of the following substances is/ are strong Electrolytes? KBr CC14 I acetic acid, H2C2H302
Nitric acid, HNO3 FeCl3 Glucose, C6H1206
4
5
3
2

Why does his teacher ask him to balance the equation by including the correct coefficient

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

What is the work done by the electric force to move a 1 c charge from a to b?