The groundwater in a certain area is being pumped out to provide drinking water. What must happen for the level water table to remain unchanged? ASAP

Which compound contain an iron with a 3+ charge

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Draw two cyclic constitutional isomers of cis-1