Problem: Of each of these equations, determine the change in the number of moles (change in n gas)(a) (NH4)2CO3(s) →2NH3(g) + CO2(g) + H2O(g) ___________ mol(b) H2(g) + Cl2(g) → 2HCl (g) ___________ mol(c) 2H2(g) + O2(g) → 2H2O (l) ___________ mol(d) 2Na(s) + Cl2(g) → 2NaCl (s) ___________ mol

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Of each of these equations, determine the change in the number of moles (change in n gas)


(a) (NH4)2CO3(s) →2NH3(g) + CO2(g) + H2O(g) ___________ mol

(b) H2(g) + Cl2(g) → 2HCl (g) ___________ mol

(c) 2H2(g) + O2(g) → 2H2O (l) ___________ mol

(d) 2Na(s) + Cl2(g) → 2NaCl (s) ___________ mol

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