Answer:
CICUO3
Explanation:
copper 1 chlorate is made up of copper ion and a polyatomic ion of chlorine and oxygen
Answer:
D. All of the Above
Explanation:
i just took the test on edgenuity
It is called phosphorescent substances.
The natural environment or natural world encompasses all living and non-living things occurring naturally, meaning in this case not artificial.
Answer:
element
Explanation:
we know that helium is a pure substance although helium atoms are sometimes mixed with their isotopes it is still the same element. since there is no other element combined with helium this makes it an element.
