In the boiler the coal’ energy is converted to energy.

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

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest