Give the oxidation number for each atom in the following molecules: NiCl2

What happens when an acid dissolves?

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line