Matching Type:
#1.) Ca(OH2) :
Match: Letter C. 74.10 amu
- The molar mass of calcium hydroxide, Ca(OH)2 , is 74.092 g/mol
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#2.) (NH²)2CO
Match: Letter A. 60.06 amu
- Molar mass of (NH2)2CO is 60.0553 g/mol
- Converted between (NH2)2CO weight and moles
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#3.) 1 mol CO²
Match: Letter B. 44.01g
- The molecular mass of carbon dioxide is 44.01amu. The molar mass of any compound is the mass in grams of one mole of that compound. One mole of carbon dioxide molecules has a mass of 44.01g, while one mole of sodium sulfide formula units has a mass of 78.04g.
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#4.) 1 mol of Fe
Match: Letter E. 55.85g Fe
- The atomic mass of iron (Fe) is 55.85 amu. The atomic mass of radium (Ra) is 226 amu. One mole of atoms of any element contains 6.022 X 1023 atoms, regardless of the type of element. The mass of one mole of an element depends on what that element is, and is equal to the atom mass of that element in grams.
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