Enthalpy Credit Quiz T3 Flashcards


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created 6 weeks ago by BerryJamJam
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Attempt 1 & 2: 8 / 8 - 100 %
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general chemistry ii
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1

Question 1 options:

Consider the reaction below:

2 O2(g) + 1 C O S(g) + 1 Pb I2(s) → 1 PbS O4(s) + 1 C O(g) + 1 I2(g)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

-654.1 kJ/mol

2

Question 2 options:

Consider the reaction below:

2 H2O(l) + 2 Cl2O(g) → 4 HCl(g)+ 2 O2(g)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

41.7 kJ/mol

3

Question 3 options:

Consider the reaction below:

Pb(s) + 2 O(g) → Pb O2(s)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

-775.4 kJ/mol

4

Question 4 options:

Consider the reaction below:

C6H12O6 (s) + 6 O2(g) → 6 C O2 (g) + 6 H2O(l)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

-2802.5 kJ/mol

5

Question 1 options:

Consider the reaction below:

6 I Cl(l) +2 F e O(s) → 2 F e Cl3(s) +3 I2(s) + O2(g)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

-111.66 kJ/mol

6

Consider the reaction below:

2 L i+ (a q) + 2 N O3 1 minus (a q) → 2 L i N O3(s)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

0.8 kJ/mol

7

Question 3 options:

Consider the reaction below:

1 Mg(O H)2(s) + 2 C u O(s) → 1 C u2O(s) + 1 Mg O(s) + 1 H2O2(g)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

332.9 kJ/mol

8

Question 4 options:

Consider the reaction below:

NH3(g) + 3 F2 (g) → NF3(g ) + 3 HF(g)

Using the tables in the back of your handout, determine the enthalpy of the reaction with the correct number of significant figures. Express answer in kJ/mol (leave a space between digits and units).

-891.89 kJ/mol