PLS HELP! select all the correct images. select the atomic models that belong to the same element.

If the mass of the products measured 120g what would the mass of the reactants a. 30g b. 60g c. 120g d. 240g

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

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !