For the following reaction, 5.44 grams of methane (CH4) are allowed to react with 23.3 grams of carbon tetrachloride . methane (CH4)(g) + carbon tetrachloride(g) dichloromethane (CH2Cl2)(g)

What is the maximum mass of dichloromethane (CH2Cl2) that can be formed?

What is the formula for the limiting reagent?

What mass of the excess reagent remains after the reaction is complete?

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

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

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o