All matter that is now living or was alive at one time, with carbon present, falls within the scientific division of: - organic chemistry, A solution that has more positive hydrogen ions than negative hydroxide ions is: - acidic, Distilled water with a pH of 7 is considered - neutral, In what pH range is skin and hair? - 4.5 to 5.5, On the pH scale, numbers greater than 7 indicate a(n): - alkaline solution, On the pH scale, numbers less than 7 indicate a(n): - acidic solution, pH balanced refers to a product that ranges from a pH of: - 4.5 to 5.5, A shampoo type generally recommended for clients who are bedridden and cannot wet their hair is known as: - non-aerosol powder dry shampoo, A substance that is able to dissolve another substance is called a(n): - solvent, An ingredient found in conditioners making hair easier to comb and control static is: - amines/quats, How far can healthy hair be stretched without breaking when wet? - 0.5, Humectants are what type of ingredients? - moisturizing, If water contains certain salts of calcium, magnesium and other metals that prevent shampoo from lathering, it is classified as: - hard water, Shampoo containing additives to improve tensile strength, elasticity and porosity of the hair is: - conditioning shampoo, The ability of hair to absorb moisture, liquids or chemicals refers to the hair's: - porosity, The oil-loving part of a surface active agent is called: - lipophilic, The primary ingredient of most shampoos is: - deionized water, The type of rinse used to control minor dandruff and scalp conditions is a: - medicated rinse, What is formed when two or more immiscible substances are united with the help of a binder? - emulsion, What is the name given to purifying water by passing it through a porous substance? - filtration, Which of the following statements about surfactants is NOT true? - prevents shampoo from lathering, Which of the following terms means liquids not able to be mixed? - immiscible, Which shampoo contains temporary color molecules that adhere to the outer cuticle of the hair and deposit color? - color shampoo, Amino acids that create proteins are linked together end to end by: - peptide bonds, Basic substances that cannot be broken down into simpler substances are called: - elements, Matter with definite weight, volume and shape is known as: - a solid, Protons have which type of electrical charge? - positive, Putting a sodium hydroxide relaxer under a hair dryer: - could break the critical peptide bonds and destroy the protein structure, The term used to identify anything that occupies space and has weight is called: - matter, Water freezing and becoming ice is an example of what type of change? - physical, What is the side bond that is of the greatest concern to the salon professional? - disulfide bond, Which of the following conditions is an example of chemical change? - oxygen and hydrogen combining to form water, Which of the following is the most abundant element in the earth's crust and the second most abundant element in the earth's atmosphere? - oxygen, Which of the following statements describes how human hair is formed? - bonding of protein chains to other protein chains,

Chemistry

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