0.15 grams of Mg is combined with HCI to produce H2 gas. If the reaction occurs at 25°C in a 150 ml container, what is the theoretical pressure change? A. 1.01 kPa
B. 102 atm
C. 102 kPa

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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