Find oxidation number for the aucl4 in haucl4 is it 1 or -1?

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas

50 points! need answer asap. what type of organic compound contains the following functional group? (2 points)