Calculate the mass of 1.204 x 10²² molecules of ethane, C²H⁶.​

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals

A5.00 g of a in . g of at aa 5.00 g of b in . g of .?at .