Which two substances are among the four major types of organic compounds made by living things?
A. Proteins
B. Potassium
C. Water
D. Carbohydrates
SUBMIT

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

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.

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles