i need advice. i got a few things that well i need someone to tell me what i should do cause i just don't know. im so stressed i can't think

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?

The alien enemies act of 1798 allowed the president to deport noncitizens considered dangerous. allowed the president to ignore laws he believed unconstitutional. made immigrants wait longer before becoming citizens. made it a crime to criticize the federal government.the alien enemies act of 1798 allowed the president to deport noncitizens considered dangerous. allowed the president to ignore laws he believed unconstitutional. made immigrants wait longer before becoming citizens. made it a crime to criticize the federal government.

How many liters of 60% alcohol solution should be added to 40 liters of a 20% alcohol solution to make a 50% solution?