These Are the Densities of Some Common Plastics: PET 1

question 56

Multiple Choice

These are the densities of some common plastics: PET 1.38 to 1.39 g/mL;HDPE 0.95 to 0.97 g/mL;LDPE 0.90 to 0.91 g/mL.Based on these densities,which plastic/s will sink in an ethanol/water mixture that has a density of 0.94 g/mL?

• A)PET only
• B)PET and HDPE
• C)HDPE only
• D)LDPE only

---

Definitions:

KPI

Key Performance Indicators, which are measurable values used to evaluate the success of an organization, employee, or process.

Organizational Goals

Objectives or targets that an organization aims to achieve within a certain timeframe, guiding its strategic and operational activities.