Estimate the Enthalpy Change for the Reaction 2CO + O₂ $\rarr$

question 92

Multiple Choice

Estimate the enthalpy change for the reaction 2CO + O₂ $\rarr$ 2CO₂ given the following bond energies. BE(C $\equiv$ O) = 1074 kJ/mol
BE(O=O) = 499 kJ/mol
BE(C=O) = 802 kJ/mol

• A)+2380 kJ/mol
• B)+744 kJ/mol
• C)+1949 kJ/mol
• D)-561 kJ/mol
• E)-744 kJ/mol

Recognize different communication channels within an organization and their appropriate usage.

Differentiate between formal and informal communication and identify examples of each.

Analyze how communication directionality (upward, downward, diagonal) impacts organizational structure and dynamics.

Recognize the functions and types of emotions.

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Definitions:

High-Power Objective

A microscope lens typically with magnification of 40x to 100x, used for viewing fine details of a specimen.

Iris Diaphragm

A part of the microscope that adjusts the size of the aperture, controlling the amount of light passing through the specimen.

Stereomicroscope

A type of microscope designed for low magnification observation of a sample using light reflected from the surface of an object rather than transmitted through it.

Dissecting Microscope

A type of light microscope designed for low magnification observation of a sample, commonly used for dissection.