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BIO Exam 1

# of protons in an atom's nucleus Atomic Number
Mass # of an element...Add together Protons and Neutrons
8 N and atomic mass of 19, how many electrons are in the outer shell? 1
Different atomic forms contain same # of protons but different # of neutrons Isotopes
What is the difference between carbon 12 and 14? Carbon 14 is radioactive and has more Neutrons than Carbon 12
2 isotopes with the same element will have? Same # of Protons and Electrons but different # of Neutrons
Atomic # of Neon is 10, what is true? It has 8 electrons in the outer shell
Why is water important for life? (one) Cohesion, Adhesion, High Specific Heat, High heat of vaporization, Solid form is less dense than liquid form, Excellent solvent, Surface tension
A solution that contains more OH- ions than H+ is a? Base
Substance that resists changes in pH in a solution is a? Buffer
In order to break down a polymer.... Hydrolysis/Water is required
Created by: vinaluu45