Consider an Electrochemical Cell Based on the Spontaneous Reaction $\rarr$ 2Ag(s) + 2Cl^- + Zn²⁺

question 39

Multiple Choice

Consider an electrochemical cell based on the spontaneous reaction
2AgCl(s) + Zn(s) $\rarr$ 2Ag(s) + 2Cl^- + Zn²⁺.
If the zinc ion concentration is kept constant at 1 M, and the chlorine ion concentration is decreased from 1 M to 0.001 M, the cell voltage should

• A) increase by 0.06 V.
• B) increase by 0.18 V.
• C) decrease by 0.06 V.
• D) decrease by 0.18 V.
• E) increase by 0.35 V.

Explain the role of invertebrates in ecosystems and human medicine.

Identify major invertebrate groups based on specific morphological features.

Interpret scientific figures related to invertebrate biology and evolution.

Identify key characteristics that differentiate major arthropod groups.

---

Definitions:

Extrapolation

To predict corresponding variables outside of the domain.

Regression Line

In statistics, a line that best fits a set of data points, reflecting the relationship between an independent variable and a dependent variable.

Correlation

An association between two variables.

Scatterplot

A type of graph in statistics used to display values for typically two variables for a set of data.