Which substance is a product of a fermentation reaction?

a - glucose

b - zymase

c - ethanol

d - water

What are the 5 indicators of a chemical reaction? What are the 5 indicators of a chemical reaction? I only know 3 for sure:2) Change in odor

Which properties are most useful for identifying minerals? Why?

Which of the following characteristics is the kinetic molecular theory based on? Matter does not have motion. All matter is in continual random motion. All matter has mass. All matter is made up of atoms and molecules that have mass.

How did Bohr's model of the atom explain the periodic nature of the properties of the elements? a. Energy shells in atoms with different quantum numbers hold different amount of electrons. c.

Where can membrane proteins be located? a. entirely within the membrane b. on the surface of the membrane c. in either position d. The position of membrane proteins has never been determined

Two skydivers jump out of a plane. As the skydivers are in free fall, the potential energy they possessed at the airplane door Is being converted to kinetic energy True False

What part of an atom has no relative mass

A scientist studies the DNA of three different species. The DNA from species A is more similar to DNA from species B than DNA from species C. Which species are probably the most closely related? Explain your answer.

Gamma rays are waves of energy that have no charge. true false

Describe what a polar covalent bond is and name a common compound that has a polar covalent bond holding it together