read the given chemical reaction c2h6 +o2 --> co2 +h20 how many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6? 1.8 moles 4.4 moles 7.2 moles 9.2 moles​

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.