6. Identify the following reactions as synthesis, decomposition, single or double displacement, or combustion,
a. N2(g) + 3H2(g) + 2NH3 (9)
b NH, NO;) = N2O(g) + 2H-0 (8)
c. AgNO, (a) NaCl(aq) - AgCl (s) + NaNO, (aq)
d. Fe (5) H. So, 100) Hy(g) + FeSO4 (ag)

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

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

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough