Answer:
Lithium
Explanation:
The answer is Lithium because the Alkali metals family is in the group 1A and the element neon is in the second period. If you look at the periodic table group 1A and the second period connects at the element Lithium.
Answer:
The fourth one down
Explanation:
It is the only setup in which the units of "cm" and "in" cancel correctly and give the desired units of "ft."
The second one down has the correct units but the wrong conversion factor for converting centimetres to inches.
Answer:
D
Explanation:
To coordinate all other human body system so that they can function together to maintain homeostasis
With a physical change you can actually see it change like ice turning into water, then with a chemical change you can't see it change, although within the molecules themselves they change which makes that possible.
Hope this helps!
The first letter is an H (hydrogen) so the compound is an acid. Since the rest of the compound is a polyatomic ion, we do not use the prefix hydro-.
The name of the polyatomic ion ClO2- is chlorite (see a polyatomic ion chart to confirm).
Drop the ending -ite and replace with -ous acid.
So the name is chlorous acid (aq).
