Nitrogen Dioxide Decomposes at 300 °C Via a Second-Order Process

question 105

Multiple Choice

Nitrogen dioxide decomposes at 300 °C via a second-order process to produce nitrogen monoxide and oxygen according to the following chemical equation:
2 NO₂(g) → 2 NO(g) + O₂(g) .
A sample of NO₂(g) is initially placed in a 2.50 L reaction vessel at 300 °C.If the half-life and the rate constant at 300 °C are 11 seconds and 0.54 L mol^-1 s^-1,respectively,how many moles of NO₂ were in the original sample?

• A)0.17 mol
• B)0.42 mol
• C)5.9 mol
• D)15 mol

Grasp the constitutional perspective on federal restrictions concerning product labels and their infringement on freedoms.

Comprehend the basis of federal legislation’s constitutionality beyond explicitly stated powers in the Constitution.

Recognize the extension of the Fourteenth Amendment's equal protection guarantee to federal government actions through the Fifth Amendment.

Identify the First Amendment’s stance on state regulation of deceptive commercial advertising.

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Operating Activities

Activities that involve the primary operations of a company, such as selling products and providing services.

Statement Of Cash Flows

A financial statement that provides a summary of a company's cash inflows and outflows over a specific period.

Direct Method

A way of preparing the cash flow statement where actual cash flow information from the company's operations is used, rather than accrual accounting values.

Operating Activities

Activities directly related to a company's core business operations, including income-earning endeavors and other functions central to its purpose.