Elemental Boron Can Be Formed by Reaction of Boron Trichloride

question 3

Multiple Choice

Elemental boron can be formed by reaction of boron trichloride with hydrogen.

• A) -293.4 kJ
• B) 293.4 kJ
• C) -102.8 kJ
• D) 102.8 kJ
• E) none of the above

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Definitions:

Sheet Steel

Thin, flat steel that is made in sheets, used in a wide range of industries including construction and manufacturing.

Cost Of Goods Manufactured

The manufacturing costs associated with the goods that were finished during the period.

Indirect Materials

Materials that are used in the production process but do not become an identifiable part of the final product.

Opportunity Cost

The value of the best alternative that is foregone by choosing a particular action or decision, important in evaluating the cost of choices.