Based on the reaction: Zn (s) + Cu(NO3)2 (aq) → Cu (s) + Zn(NO3)2 (aq), What are three ways to increase the rate of the reaction?

In saturated organic compounds, all the bonds between carbon atoms are called?

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

Ais a mountain created from eruptions of lava, ash, rocks, and hot gases.