When Ammonium Nitrate (NH₄NO₃)(s) Is Used in Explosives, It Decomposes

question 142

Essay

When ammonium nitrate (NH₄NO₃)(s) is used in explosives, it decomposes to N₂(g), O₂(g), and H₂O(g).Write the balanced decomposition reaction equation with the lowest whole-number coefficients.Determine the standard enthalpy of reaction using standard enthalpies of formation:
NH₄ NO₃(s), -366 kJ/mol; H₂ O(g), -242 kJ/mol.

---

Definitions:

Direct Labor

The labor costs directly associated with the production of goods, such as wages paid to workers who are actively involved in the manufacturing process.

Direct Materials

Direct materials are raw materials that are directly traceable to the manufacturing of a product and are an integral part of the finished product.

FIFO Method

An inventory valuation method that assumes the first items purchased are the first ones sold, standing for "First-In, First-Out."

Beginning Inventory

The value of inventory that a company has at the beginning of an accounting period, before any purchases or production.