natural
Lithium is a natural element that is found in various minerals and salts in the Earth's crust. It is not a synthetic element.
Yttrium is a natural element found in the Earth's crust. It is not a synthetic element.
The natural abundance of lithium-6 is around 7.59%.
It is natural. It appears in soil, the ground, and in rocks and crystals such as petalite ore.
True. Compounds and mixtures can be either synthetic or natural. Synthetic compounds are created by humans in a laboratory while natural compounds are found in nature. Similarly, mixtures can also be either synthetic or natural based on their origin.
Lithium is a natural element that is found in various minerals and salts in the Earth's crust. It is not a synthetic element.
You are a stupid retard.
It is synthetic, but what we use to make concrete is natural AND synthetic.
lithium salt areman made its not a natural
is bromine natural or synthetic?
Polyester is synthetic.
it is synthetic
they are synthetic.
Yttrium is a natural element found in the Earth's crust. It is not a synthetic element.
Lithium. :)
its natural
natural