How many neutrons are in the isotope Uranium-235?

Zinc and Oxygen come together and make a chemical compound, what kind of bond do they make?

Which element has more valence electrons, strontium or chlorine?

What type of bond forms with H20 and, what takes place with the electrons? (2 points)

What are the four essential properties of water? (2 points)

Two Hydrogens come together to make a bond, is it a covalent bond, hydrogen bond, or both?

What property of water allows for plants to move along the roots of plants?

If a solution is considered basic (base) what type of ions is it rich in?

H+ ions = OH- ions

True or False; Acidic solutions contain no hydroxide ions

What are the four macromolecules of life? (2 points)

What are the components a nucleotide?

What do polymers of proteins form?

What structural aspect of amino acids cause the variance of the main amino acids?

How many major amino acids are there?

Which type of lipid serve as a protection, and mode of entry/exit for material into the cell?

Draw and label the atomic structure of Oxygen