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Chemical Oceanography || very Flawless.
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  • Chemical Oceanography |
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  • Chemical Oceanography |

Substances that contain two or more different elements in a fixed proportion correct answers Compounds Group of atoms held together by chemical bonds correct answers Molecule Nuclei that contain the same number of protons but different number of neutrons correct answers Isotopes Zone in th...

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  • August 18, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • substances that contain two or more different elem

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  • Chemical Oceanography |
  • Chemical Oceanography |

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Chemical Oceanography || very Flawless.
Substances that contain two or more different elements in a fixed proportion correct answers
Compounds

Group of atoms held together by chemical bonds correct answers Molecule

Nuclei that contain the same number of protons but different number of neutrons correct answers
Isotopes

Zone in the ocean where temperature decreased rapidly with depth correct answers Thermocline

Enhanced by dissolved inorganic carbon species correct answers Ocean's buffering capacity

The constant proportion of solids in seawater correct answers Forchammer's Principle

Connects atoms by sharing the energy of paired electrons correct answers Covalent bond

Electrically asymmetrical molecule like water with positive and negative ends, polar nature of
water due to angular shape of molecule correct answers Polar

Bonds water molecules together (weak bond) correct answers Hydrogen bond

Allows water molecules to stick to one another - hydrogen bonding correct answers Cohesion

The tendency of water to stick to other materials - hydrogen bonding correct answers Adhesion

The most abundant constituent of a solution correct answers Solvent

The less abundant constituent of a solution, dissolved solid or gas correct answers Solute

An atom with an unbalanced electrical charge correct answers Ion

Almost completely absorbed within the first few meters of the ocean's surface (biologically
important) correct answers Red light waves

Electrostatic attraction that exists between ions of opposite charge (NaCl) correct answers Ionic
bonds

Total concentration of dissolved inorganic solids in water correct answers Salinity

A measure of the total mass of halogen ions in seawater correct answers Chlorinity

Properties of solutions (water plus salts) correct answers Colligative properties

Elements present in amounts less than 1ppm (0.001%) correct answers Trace elements

, Percentage of various salts in seawater is the same in samples from many locations, regardless of
how salty the water is correct answers Principle of constant proportions

The proportion and amounts of dissolved salts per unit volume of ocean are nearly constant
correct answers Chemical equilibrium

The average length of time an element or atom spends in the ocean correct answers Residence
time

The time necessary to mix a substance through the ocean, about 1,600 years correct answers
Mixing time

Dissolve more amounts of gases compared to tropics and temperature water masses correct
answers Polar water masses

Seawater constituents that occur in constant proportion or change very slowly through time, long
residence times correct answers Conservative constituents

Seawater constituents that are tied to biological or seasonal cycles or short geological cycles.
They have short residence times correct answers Nonconservative constituents

A substance that releases a hydrogen ion in solution correct answers Acid

A substance that combines with a hydrogen ion in solution, alkaline solution correct answers
Base

Measures the concentration of hydrogen ions in a solution correct answers PH scale

Prevents broad swings of pH when acids or bases are added - carbonate buffer system in
seawater correct answers Buffer

Components of an atom correct answers Nucleus, Electron cloud, Atomic number, Neutron
number, Mass number, Stable and radioactive isotopes

Electron number = correct answers proton number

Atomic number = correct answers Z (protons)

Neutron number = correct answers N (neutrons)

Mass number = correct answers A (protons + neutrons)

French chemist credited with the "discovery" of water in 1783 correct answers Lavoisier -
discovered that water could be subdivided into 2 gases

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