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determine delta n gas for each of the following reactions: MgCO3 (s) —> MgO (s)

ID: 696434 • Letter: D

Question

determine delta n gas for each of the following reactions: MgCO3 (s) —> MgO (s) + CO2 (g) b) 2 H2 (g) + O2(g) —> 2H2O (l) e http// hm.tpx -c le Chapter 17 (Equibnurn) connect. CHEMISTRY Chapter 17 (Equilibrium Question 3 value 100 points 1 out of 2 attempts Assistance Be sure to answer all parts. Determine 'as for each of the following reactions: (a) MgCO3(s) MgO(s) + CO2(g) mol (b) 2 H2(g) + O2(g)- 2 H10(1) mol nol Muhipart Answer Difficulty Chapter: 17 Equirium The Extent of Chemical Section 03-Expressing Equilibria with Pressure Terms Relation Between and k

Explanation / Answer

delta ng = number of gaseous products - number of gaseous reactants

(a)

MgCO3 (s) -----------> MgO(s) + CO2 (g)

delta ng = 1 - 0 = 1 mol

(b)

2 H2 (g) + O2 (g) -------------> 2 H2O (l)

delta ng = 0 - 3 = - 3 mol

(c)

HNO3 (aq.) + ClF ((g)----------> ClONO2 (g) + HF (g)

delta ng = 2 - 1 = 1 mol