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Definition
| An Element is the building block of matter |
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| What are the 11 essential elements for humans? |
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Definition
| C, O, H, Na, Se, P, Mg, Mn, K, Ca, Fe |
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Definition
| Organic chemistry is the chemistry of carbon |
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Definition
| An isotope is an element that has a different number of nuetrons, same atomic number but variable atomic mass. |
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Definition
| An isotope becomes radioactive. |
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| 2H or 125I are examples of |
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Definition
| Isotopes, an isotope number is written to the left of the element |
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| List the three types of radiation |
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Definition
Alpha radiation
Beta radiation
Gamma radiation |
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Term
| Properties of alpha radiation |
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Definition
comes from protons and neutrons
not dangerous to life unless inhaled or ingested
commonly emitted from radioactive substances
does not travel far |
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Term
| Properties of beta radiation |
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Definition
comes from electrons
relatively harmless
medium penetrating power
can mutate DNA
used to kill cancer cells
used to test testosterone levels |
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| Properties of gamma radiation |
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Definition
high energy waves, not particles
can penetrate thick material
causes the most damage
used to burn out tumors |
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Term
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Definition
| Iodine 125 is gamma radiation used to kill a persons Thyroid. |
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Term
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Definition
| Cation is a positevely charged element |
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Term
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Definition
| Anion is a negatively charged element |
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Definition
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Definition
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| Electron shell 1 can have |
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Definition
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| Electron shell 2 can have |
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Definition
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| Electron shell 3 can have |
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Definition
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Term
| When the outermost electron shell is full the atom is? |
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Definition
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Definition
electrons are pulled from one atom to another
an electron is given away or received
typically is bonded to a metal |
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Definition
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Definition
| a weak bond which requires hydrogen |
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Definition
| electrons are shared equally |
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Definition
| electrons spend more time around one atom |
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Definition
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Definition
Synthesis reaction = Anabolic
A + B --> C
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Definition
Decomposition reaction = Catabolic
AB --> A + B |
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Definition
Exchange reaction
AB + C --> AC + B |
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Term
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Definition
| Reduction reaction = oxidation (redox) |
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Term
| A concentration of H ions is |
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Definition
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| A concentration of OH (hydroxyl) is |
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Definition
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Definition
| Bicarbonate, the most abundant base in the human body |
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Definition
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Definition
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| Does the human body deal with acidic or basic better |
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Definition
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| Bicarbonate ions come from the |
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Definition
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| pH concentration level is a ..... the previous |
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Definition
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Definition
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Reduction of Carbonic Acid
H2CO3 ---> |
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Definition
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Definition
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| When pH rises the body will? |
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Definition
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| When pH drops the body will |
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Definition
| bind hydrogen ions with bicarbonate ions |
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