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SlideshowReport

Trace Elements of the Human Body

Description
Basic Principles of Chemistry

Chemistry is the science of structure and interactions of matter
Matter is anything that has mass and takes up space
Mass is the amount of matter a substance contains, whereas weight is the force of gravity acting on a mass

Matter exists in 3 forms:
Solid
Liquid
Gas
All forms of matter are composed of chemical elements

Elements are given chemical symbols such as:
O = oxygen
C = carbon
H = hydrogen
N = nitrogen
These elements make up the majority of our bodies
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