The acrylic top of a table is burning, and the flame has spread to the edges. Of the
heat transferred from the flame to the table
surface (to supply the heat of gasification),
which fraction is radiative and what which
is convective?

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.

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided