Science / Biochemistry

Random Science or chemistry Quiz

Can you name the definitions of the chemistry terms?

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Score 0/42 Timer 15:00
definitions Example
When a molecule contains both polar and nonpolar groupsmicelle, phospholipid
Covalently bonded molecules that share electrons equallyH2
The stronger the acid, the lower the______.
Side effect of alkalosis
When a molecule is easily dissolved in water. i.e; water loving
The sharing of electrons between atoms
Intracellular Fluid Compartment (ICF)
The capacity/ability of a solvent to reduce attractive forces between ions
what rapidly and completely dissociates in aqueous solutions?
The stronger the acid.....
Covalently bonded molecules do not share electrons equallyH20
The neutral pH level
a pH level of 13 is
Diffusion of water through a selectively permeable membrane from a region of higher concentration to lower concentration
a positively charged ion, more protons than electrons
A large amount of heat is required to convert water from a liquid to a gas.
What represents the effects of osmotic solutions on cells?
When water absorbs and releases large amounts of heat slowly before temperature changes. Ex: in order to evaporate it takes a lot of energy so it has a _________.
What is the purpose of a buffer?
side effect of acidosis
When a persons pH level is below 7.0
definitions Example
What accepts a proton
Pressure required to stop the net flow of water across the membrane
the acidity and alkalinity is based on the _____
A weak bond formed between hydrogen atoms
The stronger the acid....the larger the_____.
when a persons pH level is above 7.8
Solution that has a higher solute concentration relative to the cell, cell will crenate
What is the normal pH level in humans?
The stronger the acid....
What equation describes the dissociation characteristics of weak acids and bases and the effect oh pH?
What does not completely dissociate in water
When a molecule does not dissolve in water easily. i.e water fearing
What type of molecule demonstrates hydrogen bonding?
Atoms that have lost or gained electrons
What donates a proton
Ionic interactions in biological molecules
Solution has same solute concentration relative to the cell
Extracellular Fluid Compartment (ECF)
a negatively charged ion, more electrons than protons
Solution has lower solute concentration relative to cell, cell will swell
As the hydrogen ion concentration increases....

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