The Density of Carbon Monoxide Is Observed in a Particular

question 184

Multiple Choice

The density of carbon monoxide is observed in a particular interstellar cloud to be 500 CO molecules per cubic meter. What will be the expected density of molecular hydrogen gas, H₂, in this cloud?

• A) 500 million molecules of H₂ per cubic meter
• B) 500 molecules of H₂ per cubic meter
• C) 5 million molecules of H₂ per cubic meter
• D) 50,000 molecules of H₂ per cubic meter

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Definitions:

Scanf()

A function in C programming language used to read formatted input from the console or standard input device.

Field Width Specifiers

Symbols or codes used in formatted output operations to define the minimum number of characters to be written in a field.

Formatted Floating-point

Represents a numerical data type used in programming to store decimal numbers with a specific format for precision and scale.

Format Modifiers

Format modifiers in C/C++ are used with printf or scanf functions to specify the type and format of data to be input/output, such as %d for integers.