Select the true statement about oxidation and reduction in an electrolytic cell.
a) both oxidation and reduction occur at the anode.
b) both oxidation and reduction occur at the cathode.
c) oxidation occurs at the anode and reduction occurs at the cathode.
d) oxidation occurs at the cathode and reduction occurs at the anode.

1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?