What volume of carbon dioxide will be produced when 12.0 grams of butane, C4H10 (molar mass = 58.15 g/mol), completely burns in oxygen at STP? 2 C4H10 + 13 02 - 8 CO2 + 10 H2O
liters (3 sig figs)

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

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