1.1.1, 1.1.2
1.1.3, 1.1.4
1.1.5, 1.1.6
1.1.7, 1.1.8
1.1.9, 1.1.10
100
What particles do atoms consist of?
protons, neutrons, and electrons
100
Seawater is a mixture of what?
ions, elements, and nutrients
100
Covalent bonding occurs between...
two nonmetals
100
What is CaCO3?
calcium carbonate
100
Describe what a hydrogen bond is
a weak bond that occurs between molecules containing a hydrogen molecule and an atom of oxygen, nitrogen, or fluorine
200
Particles found in the nucleus...
protons and neutrons
200
What element is seawater mostly composed of?
chloride
200
Ionic bonding occurs between...
metals and nonmetals
200
What is the chemical name for salt?
sodium chloride
200
Explain how hydrogen bonds occur
bonds create partial charges/ions which form weak electrostatic connections
300
Where do electrons "live" in an atom?
orbitals
300
Which compound is most abundant in seawater?
sulfate, SO4
300
Sulfur dioxide is what kind of bond?
covalent bond
300
What is the chemical formula for magnesium sulfate?
MgSO4
300
How does hydrogen bonding affect water in relation to solvent action?
allow water to interact with charged ions from many ionic/covalent compounds
400
What is Kinetic Particle Thoery?
all matter is made up of particles that are constantly in motion
400
How many electrons does hydrogen share with oxygen in water?
one electron
400
The chemical formula for glucose
C6H12O6
400
What ionic substance does this diagram show?
sodium chloride
400
How does hydrogen bonding affect water in relation to heat capacity?
gives it a high specific heat capacity making it a good temperature buffer
500
Explain the movement of the particles in each state of matter
solid particles are tightly packed and vibrate, liquids are closely packed and move freely, and gases are completely free moving
500
How many electrons does oxygen share with hydrogen in water?
two electrons, one for each hydrogen
500
If an atom loses an electron, what kind of ion is it?
a positive ion
500
What ionic substance does this diagram show?
calcium carbonate
500
How does hydrogen bonding affect water in relation to density?
the water molecules will freeze and in a crystal lattice shape