The term organic does not mean “natural.” 

• true
• false

 The nucleus of an atom consists of protons and neutrons and the number of protons determines the element. 

• true
• false

 Redox reactions are responsible for the chemical changes created by haircolors, hair lighteners, permanent wave solutions, and thioglycolic acid neutralizers.

• true
• false

 All oxidation reactions are exothermic reactions. 

• true
• false

Only products that contain water can have a PH

• true
• false

_____________ means multiples of 10. 

• logarithm
• volatile organic 
• oxidizing
• miscible

_______________change refers to a change in the form of a substance, without the formation of a new substance. 

• celestial
• material
• physical
• chemical

_______________ change is when a new substance is formed

• triangular
• chemical
• physical
• astral

_____________ are substances that contain carbon and evaporate quickly and easily.

• inorganic
• logarithm
• volatile organic compounds 
• suspensions

__________________ are formed when two or more immiscible substances, such as oil and water, are united with the aid of a binder. 

• mixture
• recipe
• suspension
• emulsions