Biochemistry

Random Science or chemistry Quiz

Can you name the definitions of the chemistry terms?

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

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