Answer:
One of the errors for low percentage of magnesium could be because not all the magnesium may have reacted.
Explanation:
During the heating process, if the magnesium have not reacted completely, it can lead to low percentage of magnesium in the oxide formed. The product may still look a bit greyish rather than whitish after the heating process.
Answer:
c
Explanation:
c first quarter waxing half moon
Fe^2 O^3 + 6HCl --> 2FeCl^3 + 3H^2 O
Data:




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Formula: Dilution Calculations
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Solving:
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