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The Active Ingredient in Marijuana Is THC, Which in Varying

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The active ingredient in marijuana is THC, which in varying amounts can act as a sedative or a


Definitions:

Element

A substance that cannot be broken down into simpler substances by chemical means and is made up of atoms all with the same number of protons.

Isotope

Variants of a particular chemical element which differ in neutron number, and consequently in mass, but not in electrical charge.

Sr

Strontium, a chemical element with symbol Sr and atomic number 38, known for its bright-red flames in fireworks.

Isotope

Variants of a particular chemical element which differ in neutron number, and consequently in nucleon number, but have the same number of protons.

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