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the science that deals with the composition structures, and properties of matter and how matter changes under different circumstances
what is chemistry
what type of change is someone cutting hair
what is physical change
a stable, uniform mixture of two or more substances
what is a solution
substances that allow oil and water to mix or emulsify
what is surfactant
what does PH stand for
what is potential hydrogen
made my combining atoms
what is molecule
what type of change is someone coloring their hair?
what is chemical change
the substance that is disolved in a solution
what is solute
the head of a surfactant molecule is
what is hydrophilic
an ion with a negative charge
what is anion
the atomic mass of carbon
what is 12.01
physical properties include color, solubility, odor, density, melting point, BLANK, hardness, and glossiness.
what is boiling point
not capable of being mixed together to form stable solutions
immiscible liquids
a colorless gas composed of hydrogen and nitrogen that has a pungent color
what is ammonia
a ph below 7 is considered
what is acidic solution
the simplest form of chemical matter
element
all matter is classified as what
what is a pure substance or physical mixture
an ingredient that brings two normally incompatible materials together and binds them into a uniform and fairly stable mixture
what is emulsifier
a sweet colorless, oily substance used in moisturizers and creams
what is glycerin
a colorless liquid or white crystals with a strong, unpleasant odor that is used in permanent waving solutions.
what is thioglycolic acid
chemical combinations of two or more atoms of diffferent elements in fixed proportions
compound molecules
salt water is a BLANK mixture of salt and water in any proportion
what is physical
a liquid that can be mixed together to form stable solutions
what is miscible
what is silicones
a chemical reaction that requires the absorption of energy or heat from an external source for the reaction to naturally occur