The Energy Needed to Change a He+ Ion in the Ground

question 2

Multiple Choice

The energy needed to change a He+ ion in the ground state into a He2+ ion is:

• A)13.6 eV
• B)54.4 eV
• C)112.4 eV
• D)92.9 eV
• E)27.2 eV

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Definitions:

Research Design

The structured plan or strategy developed to explore a specific problem or question, guiding the collection and analysis of data.

Hypotheses

Tentative explanations or propositions made on the basis of limited evidence as a starting point for further investigation.

Observations

The process of monitoring, recording, and analyzing phenomena to obtain information or awareness about certain conditions or situations.

Research Measurements

Research measurements involve the processes and instruments used to quantify variables in research, allowing for the collection of data needed to test hypotheses.