-> 18 Ar-

4x + +18

Enter the appropriate values for A and Z and the chemical

symbol for X

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral

Water molecules have a strong attraction to each other because of hydrogen bonding, allowing water to move against gravity up a plant's stem through capillary action. true false

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