If your question is of the core of the Earth, it is suspected to be made of iron and nickel.
The balanced reaction is:<span>
Mg (s) + 2HCl (aq)
--> MgCl 2 (aq) + H 2 (g)
We
are given the amount hydrochloric acid to be used for the reaction. This will
be the starting point of the calculation.
40.0 g
HCl ( 1 mol HCl / 36.46 g HCl)
(1 mol H2 / 2 mol HCl) (2.02 g H2 / 1 mol H2) = 1.11 g H2</span>
It’s the second one if you need more help tell me
<span> DNA replication </span>does not occur<span> between the two nuclear divisions</span><span> an event unique to </span>meiosis<span> is that </span>during meiosis. hope that helps
Answer:
If a chemical appears on a periodic table, it is an, element.
