Criado por vittoria howard
quase 10 anos atrás
|
||
C3
what is an exothermic reaction?
what is an endothermic reaction?
what is an example of an exothermic reaction?
what is an example of an endothermic reaction?
how can you measure the amount of energy released in a chemical reaction?
is adding an acid to an alkali endo or exothermic?
is dissolving ammonium nitrate in water an endo or exothermic reaction?
what must be supplied to break bonds?
what is released when bonds are broken?
is breaking bonds endo or exothermic?
is forming bonds endo or exothermic?
what is the SHC of water?
what is the equation for energy transferred?
what is the equation for energy given out per gram of fuel?
what is an example of a slow reaction?
what is an example of a moderately paced reaction?
what is an example of a fast reaction?
what is an example of a really fast reaction?
what are the two ways to measure how fast a gas is produced in a reaction?
what does the rate of a collision depend on?
what does the amount of product you get from a reaction depend on?
more reactant means more what?
what is the amount of product you get directly proportional to?
what does it mean when we say a reactant is in excess?
what increases the amointt of collisions in a reaction?
what increases the number of successful collisions?
what is relative atomic mass?
(Big A, Little r)
what is relative formula mass?
(Big M, Little r)
compounds with brackets in...
what always happens to the mass in a chemical reaction?
what does conserved mean?
what is the result of this?
what are the steps to calculate masses in a reaction?
what is atom economy?
what is the equation for atom economy?
What does a 100% atom economy mean?
what does a higher atom economy show?
what is high atom economy better for?
what are the problems with low atom economy?
what is the best solution for this problem?
which reactions have the highest atom economy?
what does percentage yield compare?
what is the equation for percentage yield?
what does a 100% yield mean?
what does a 0% yield mean?
why do you never get a 100% yield in real life?
what four things could be a reason for not having 100% yield?
when does batch production operate?
when does continuous production operate?
why is batch production often the most cost-effective way to produce small quantities of different drugs to order?
what are the disadvantages of batch production?
what are the advantages of continuous process?
what is the disadvantage of continuous process?
why do pharmaceutical drugs often cost
a lot?
how do you extract a substance from a plant?
how do you test for purity using chromotography?
what are 2 allotropes of carbon?
what is diamond used in?
what properties make diamonds good for jewellery?
what properties makes diamond good for cutting tools?
what makes diamond hard?
why does diamond have a high melting point?
why doesnt diamond conduct electricity?
why is the structure of graphite unique?
what makes graphite ideal for use in a pencil?
why does graphite have a high melting point?
why does carbon conduct electricity?
why can you get giant molecular structures of diamond and graphite?
what do the many covalent bonds mean for the gian molecule structure?
why don't giant molecular structures of carbon usually conduct electricity?
what is a fullerene?
what is buckminsterfullerene?
what can fullerenes do to other molecules?
what do you get when you join fullerenes?
what are nanotubes?
what can nanotubes be used for?