Si alguien tiene tiempo libre y le entiende a esto, se lo agradecería mucho:(.

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

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

What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?