What is the difference between burning and an explosion? a. Burning is a combustion reaction but an explosion is an accident.
b. The rate (speed) at which the reaction happens.
C. An explosion is a combustion reaction, but burning is just a chemical
reaction

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.

The biosphere of the earth is made up of what compound? organic or inorganic?

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.