chemistry

Human Biology (BI 104-01) ,[object Object],[object Object]

Levels of Biological Organization atom molecule cell tissue organ organ system organism

Basic Chemistry (Inorganic) ,[object Object],[object Object],[object Object],Periodic Table of The Elements

[object Object],Helium (He) nucleus electron

[object Object],[object Object],[object Object],[object Object],[object Object],Atoms are electrically neutral

Atomic mass = proton mass + neutron mass Atomic number = the number of protons All atoms of an element have the same number of protons atomic mass 4 atomic number 2 He atomic symbol

[object Object],[object Object],(radioactive) 12 6 Carbon 12 C 13 6 Carbon 13 C 14 6 Carbon 14 C 14 7 Nitrogen 14 N decay

[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],hydrogen gas (H 2 ) oxygen gas (O 2 ) water (H 2 O) nonpolar polar

[object Object],polar molecule

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],(carbonic acid) (bicarbonate ion) ,[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],ammonia ammonium ion ,[object Object]

[object Object],[object Object],[object Object],0 7 14 acid base [H + ] (moles per liter) pH 1 x 10 -6 6 1 x 10 -7 7 1 x 10 -8 8

Study Guide ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

chemistry

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