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%.
Lithium is a naturally occurring element found in trace amounts in the Earth's crust. It is not a man-made element.
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