Which of these are the starting materials for cellular respiration? a. Carbon dioxide and water
b. oxygen and sugar
c. Water and sugar
d. Water and oxygen

One or more substances changing into one or more substances is an example of a

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.