Match the grams of each element or compound to the corresponding number of moles of that element or compound.

1. 10.0 g H
0.0056 moles
2. 0.25 g Na
9.92 moles
3. 1.0 x 102 mg H2O
0.011 moles

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j