The Mass % of F in the Binary Compound KrF₂

question 148

Multiple Choice

The mass % of F in the binary compound KrF₂ is ________.

• A)18.48
• B)45.38
• C)68.80
• D)81.52
• E)31.20

---

Definitions:

System.out.printf

A method in Java used to print formatted strings to the console or other output stream.

Decimal Number

A number that is represented using a decimal system, which is based on ten, using digits 0 through 9.

Dot Operator

In programming, the dot operator is used to access the properties or methods of an object.

Printf Method

A method in Java's PrintStream class that allows formatted strings to be output to the console, similar to the printf function in C.