Determine the redox reaction represented by the following cell notation. Fe(s) I Fe2+(aq) I| Cu2+(aq) I Cu(s)
A) Cu(s) + Fe2+(aq) > Fe(s)+Cu2+(aq)
B) Fe(s) + Cu2+(aq)>Cu(s)+ Fe2+(aq)
C) 2 Fe(s)+ Cu2+(aq)>Cu(s) + 2 Fe2+(aq)
D) 2 Cu(s) + Fe2+(aq)>Fe(s)+ 2 Cu2+(aq)
E) 3 Fe(s) + 2 Cu2+(aq) >2 Cu(s)+3 Fe2+(aq)

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Achemist weighed out 101.g of silver. calculate the number of moles of silver she weighed out.

Which question cannot be answered scientifically? a. how many particles do two gases at the same temperature and pressure contain? b. what happens to a gas at standard temperature and pressure? c. how does a gas react when heated to 100 degrees celsius? d. what happens to a sample of gas at absolute zero?