Answer:
compound
Explanation:
MgO is an inorganic compund :) The simplest explanation is that it's not an element b/c there's two elements (Mg & O) in the substance, and it's not a mixture b/c you can't easily separate the two elements.
Answer:
c
Explanation:
igneous, sedimentary, and metamorphic. igneous forms from molten rock cools and solidifides
So are you asking h<span>ow would the particle size of the zinc affect the rate of its dissolution?
you must now that t</span><span>he bigger the particle the lesser the dissolution.
</span>The reaction rate will go as the total surface area, t<span>herefore, the smaller the particles the faster the reaction. </span>
<span>This relationship is NOT linear.</span>
