Calculate the Percentage by Mass of Hydrogen in PtCl₂(NH₃)₂

question 64

Multiple Choice

Calculate the percentage by mass of hydrogen in PtCl₂(NH₃) ₂.

• A) 1.008
• B) 0.034
• C) 2.016
• D) 0.672
• E) 1.558

---

Definitions:

Self-determination Theory

A theory of motivation that emphasizes the role of three basic psychological needs - competence, autonomy, and relatedness - in fostering well-being and growth.

Autonomy

The capacity to make an informed, uncoerced decision; often discussed as a critical element of self-governance and personal freedom.

Competence

The ability of an individual to effectively perform or carry out a specific task or role to the expected standard or beyond.

Relatedness

A psychological need that involves connecting with others and feeling a sense of belonging or attachment.