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Worksheetsunit 5 Basics of Chemistry
Total questions: 25
Worksheet time: 1hrs 15mins
Minerals are ___ substances
Inorganic
Unorganic
Organic
Liquid
__is/are anything that occupies space, has mass, and has physical and chemical properties
Liquid
Organic
Inorganic
Matter
Compound molecules are chemical combinations of ___ or more atoms of different elements
1
4
2
3
In what state does matter have volume but no definite shape
Gas
Volume
Liquid
Matter
___and reduction are referred to as a redox reaction
Matter
Dioxitation
Liquid
Oxidation
Chemical reactions that relase ___ are called exothermic
Heat
Oxidation
Water
Matter
An example of a ___ substance is aluminum foil
Liquid
Pure
Matter
Oxidation
A physical mixture is a combination of ___ or more substances united physically in any proportions without a fixed composition
5
3
2
4
An example of a ___ mixture is concrete
Matter
Non physical
Liquid
Physical
Substances that are ___ are easy to mix together
Miscible
Oxidation
Inorganic
Liquid
A ___ is any substance that is dissolved into a solvent to form a solution
Physical
Inorganic
Substance
Solute
An example of an emulsion is ___
Mayonnaise
Inorganic
Substance
Lipophilic
The oil loving tail of a surfactant molecule is called ___
Substance
Inorganic
Mayonnaise
Lipophilic
Hard water may be softened by ___ water softening units or by adding sodium carbonate
Dioxide’s
Aqueous
Distillation
An atom or molecule that carries an ___ charge is called an iron
Current
Ionic
Vacum
Eletrical
Only ___ solitions have Ph scale
Alkais
Ionic
Aqueous
Cell
___have a ph above 7.0 and soften and swell the hair
Alkais
Ionic
Aqueous
Cell
Which type of shampoo washes away excess oiliness while keeping the hair from drying out
Neutralizing shampoo
Medicated shampoo
Balancing shampoo
Instant conditioners
Which type of shampoo helps to rebalance and restore the Ph level of the hair by removing unwanted residues that remain in the hair after chemically relaxing the hair
Neutralizing shampoo
Medicated shampoo
Balancing shampoo
Instant conditioners
Which type of shampoo contains antifungal agents to supress the growth of malassezia
Neutralizing shampoo
Medicated shampoo
Balancing shampoo
Instant conditioners
which type of conditioners are also known as rinse out conditioners
Neutralizing shampoo
Medicated shampoo
Balancing shampoo
Instant conditioners
___are made by mixing plant oils or animal fats with strong alkaine substances
Dissenfectants
Anti bacterials
Soaps
Oils
The ingrident in moisturizing creams that create a ___ that allows the natural water and oil of the skin to accumulate in the tissues
Spraying
Cut
Line
Barrier
A hydrogen peroxide solution is used as a bleaching agent for the hair in solutions ____ volume
60 to 80
20 to 40
0 to 20
80 to 100
___ are a special type of oil that does not cause comedones
Inorganic
Silicones
Aqueous
Oxides
