Phosphine, an Extremely Poisonous and Highly Reactive Gas, Will React

question 56

Multiple Choice

Phosphine, an extremely poisonous and highly reactive gas, will react with oxygen to form tetraphosphorus decaoxide and water. PH₃(g) + O₂(g) → P₄O₁₀(s) + H₂O(g) [unbalanced]
Calculate the mass of P₄O₁₀(s) formed when 225 g of PH₃ reacts with excess oxygen.

• A)1880 g
• B)940. g
• C)900. g
• D)470 g
• E)56.3 g

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Definitions:

Closed

Often refers to a circuit or loop that is complete and allows electrical current to flow through it.

Closed

Refers to a state or system that is not open for external inputs, often implying a complete or sealed condition.

Rung No. 3

A specific level or step within a ladder logic program, often used in the context of PLC (Programmable Logic Controller) programming.