What is the percent by mass of the solution formed when 5.0 g of solute is dissolved in 40. g of water

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

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?

How do you convert celsius to kelvins