Potassium iodide will act as the catalyst to decompose hydrogen peroxide into water and oxygen. A catalyst is a substance that participates in a chemical reaction and influences its speed without undergoing permanent change.<span>
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Frozen. Most of Greenland is covered in freshwater that is frozen.
Answer: 0.052moles
Explanation:
number of moles = given mass (g) / molar mass(g/mol)
n=m/M
n= 5.2g/ (40 + 12 + 48)g/mole
n=5.2g/100g/mol
n=0.052 moles