HBr, HCl, HClO4, KBr, and NaCl are all classified as

How many anions are in 0.500 g of MgBr2?

Which of the following statements is false concerning the formula of a compound?

How many oxygen atoms are in 3.00 g of sodium dichromate, Na2Cr2O7?

What is the oxidation number change for the manganese atom in the following unbalanced reduction half reaction:

Imagine the current working directory of your terminal is the root directory of a git repository on your laptop. All of your changes have been committed to the repository but github.com does not have all of your commits yet. Give the terminal command to get all of the changes on your laptop to the corresponding repo at github.com.

Ripples are the result of

Groundwater can come from water trapped in the rock when it was made, or from

What percent of radioactive 87Rb will still be present (i.e., NOT have decayed to 87Sr) after two (2) half-lives have passed?

Major oceanic surface currents travel