Mark the statement as true or false. All of the proposed ideas by Dalton, Thomson, and Rutherford are still used in the Modern Theory of the Atom.

true

false

What does standard deviation reveal about data? a. the average of all the data points b. which of the data points is most reliable c. how spread out the data points are d. the percent error included in the data

Using the periodic table, complete the following. element: hydrogen symbol: h₂ molecular weight: g mass of one mole: g/mol

Describe the properties of sodium, chlorine, and sodium chloride