Show:
Chemistry
Matter
Cosmetics
Chemical reactions
Random
100
It is the science that deals with the composition, structure and properties of matter and how mater changes under different conditions.
What is Chemistry.
100
It is the simplest form of chemical matter
• What it is an element?
100
The addition of oxygen or the loss of hydrogen, creates a chemical change in the identity of the substance.
• What it is Oxidation?
100
It is the separation of an atom or molecule that carries an electrical charge.
• What it is ionization?
100
This are free radicals scavengers that stop the oxidation reaction from continuing:
antioxidants
200
It is the study of substances that contain the element carbon.
• What it is organic Chemistry?
200
• How many elements exist?
90 elements
200
Is a measure of the acidity and alkalinity of substance
What it is the Ph Scale?
200
Molecules containing two or more atoms of the same element in definite proportions.
• What are elemental molecules?
200
These were the first synthetic surfactant 500 years ago
Soaps
300
It is the branch of chemistry dealing with compounds that do not contain the element carbon, but may contain hydrogen.
What it is Inorganic Chemistry?
300
It is any substance that occupies space and has mass
• What it is Matter?
300
The natural Ph of the skin is:
5.5
300
• Which are the different forms of matter?
Gas, liquid and solid.
300
where is Cleopatra from?
Egypt
400
name 3 examples of Organic Substances
Gasoline, plastics, synthetics fabrics, pesticides, fertilizers
400
They are the smallest particle of an element that still retains the properties of that element.
• What is an Atom?
400
What it is an oxidizing agent?
Is a substances that releases oxygen
400
What it is a solid?
Solid have a definite size and definite shape.
400
these are licensed professionals who are experts in maintaining and improving healthy skin
What is an Esthetician
500
name 3 examples of inorganic substances
metal, minerals, glass, pure water, air.
500
A chemical combination of two or more atoms.
• What it is a molecule?
500
It is the rapid oxidation of a substance, accompanied by the production of the heat and light.
What it is a combustion?
500
• Matter can be change in two different ways:
Physically and chemically
500
how many princess Walt Disney have?
11: Snow White, Cinderella, Aurora, Ariel, Belle, Jasmine, Pocahontas, Mulan, Tiana, Rapunzel and Merida.