The Chemical Reaction Occurring During the Discharge of a Lead

question 110

Multiple Choice

The chemical reaction occurring during the discharge of a lead storage battery can be represented by the equation:
Pb(s) + PbO₂(s) +2 H₂SO₄(aq) → 2 PbSO₄(s) + 2 H₂O(l)
Which is the limiting reagent and the amount of PbSO₄ produced if 53.0 g of Pb,77.3 g of PbO_2, and 534 mL of 0.544 M solution of H₂SO₄ is used?

• A)limiting reagent PbO₂,196 g PbSO₄
• B)limiting reagent Pb,77.6 g PbSO₄
• C)limiting reagent Pb,155 g PbSO₄
• D)limiting reagent H₂SO₄,88.1 g PbSO₄
• E)limiting reagent H₂SO₄,176 g PbSO₄

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Definitions:

Holt-Winters Multiplicative Model

A forecasting technique that models time series data with seasonal variations using a multiplicative method to capture trend and seasonality.

Holt-Winters Additive Model

A mathematical approach for time series forecasting that accounts for trends and seasonality, using addition for seasonal effects.

Seasonality

The occurrence of variations that are predictable and repeat over a specific period within a year, often seen in industries like retail and agriculture.

Forecast

Predictions about future events or trends based on historical data analysis or current observations.