An energy transfer, with heat energy moving away from the equator
Answer:
Magnesium atom, Mg is oxidized
Explanation:
This is because it loses electrons to form msgnesium ion.

Volume in liters:
870 mL / 1000 => 0.87 L
Moles ( CO₂) = molarity x volume
Moles (CO₂) = 0.75 x 0.87
= 0.6525 moles of CO₂
hope this helps!
Balanced <span>chemical equation :
</span><span>1 MgCO3 + 2 HCl = 1 MgCl2 + 1 H2CO<span>3</span></span>
HCCH? That would be drawn like shown below. It doesn't look the greatest, sorry about that.