7. Identify the spectator ions, and write a net ionic equation for each reaction in item 6.
In the Holt Chemistry book please help

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

How are the terms group and period used on the periodic table

Which of the following involves only abiotic factors? a. a large rock being weathered by wind and rain b. an otter using a stone to break open a sea urchin c. a spider building a web in the corner of a building d. a pine tree absorbing light from the sun