NEED THIS SO BAD NEED TO GET OFF SOON BC ITS MY BRO BIRTHDAY AND ALSO PLEASE FOR A BIG GRADE PLEASE ❤️

Based on its chemical properties, identify the position of each chemical family on the periodic table.

Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump

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