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, hydrogen bonds weak attraction between a hydrogen atom and another atom
covalent bond A chemical bond formed when two atoms share electrons
polar bonds unequal sharing of electrons
Fahrenheit to Celsius C=(F-32)/1.8
Celsius to Fahrenheit F= 1.8 (C) +32
Deposition gas to solid
Osmosis vs. Diffusion Osmosis - water crossing membrane to create equilibrium
Diffusion - substance going from higher to lower concentration
active transport Energy-requiring process that moves material across a cell membrane against a
concentration difference
facilitated diffusion Movement of specific molecules across cell membranes through protein channels
Hypertonic vs. Hypotonic higher solute concentration; lower solute concentration
simple diffusion Diffusion that doesn't involve a direct input of energy or assistance by carrier
proteins.
Formula for a chemical reaction aA +bB --> cC + dD
A+B->AB synthesis
AB->A+B decomposition
AB+C-->A+BC single replacement
AB +CD ---> AD + CB double replacement