Solved

Using Hess's Law, What Is the Standard Enthalpy of Formation

Question 5

Multiple Choice

Using Hess's law, what is the standard enthalpy of formation, ΔH°f of manganese(II) oxide, MnO(s) ? Using Hess's law, what is the standard enthalpy of formation, ΔH°<sub>f </sub>of manganese(II) oxide, MnO(s) ? A) -520.9 kJ/mol B) -396.5 kJ/mol C) -384.9 kJ/mol D) -147.6 kJ/mol E) 24 kJ/mol


A) -520.9 kJ/mol
B) -396.5 kJ/mol
C) -384.9 kJ/mol
D) -147.6 kJ/mol
E) 24 kJ/mol

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q1: How many joules are in 1.20 ×10<sup>3</sup>

Q2: a. Explain fully what is meant by

Q3: Suppose a 50-g block of silver (specific

Q4: The enthalpy of vaporization of a compound

Q6: A system which does work on the

Q7: The enthalpy of combustion of acetylene (C<sub>2</sub>H<sub>2</sub>)

Q8: Complete the sentence: When heat is transferred

Q9: The sign of q when heat is

Q10: Natural gas, or methane, is an important

Q11: The heat of solution of ammonium nitrate