How Many Grams of Cr Can Be Produced by the Reaction

question 66

Multiple Choice

How many grams of Cr can be produced by the reaction of 44.1 g of Cr₂O₃ with 35.0 g of Al according to the following chemical reaction?
2Al + Cr₂O₃ $\rarr$ Al₂O₃ + 2Cr

• A)7.56 g
• B)30.2 g
• C)67.4 g
• D)104 g
• E)None of these.

---

Definitions:

Long-term Trend

This is a sustained movement in data over a long period, indicating a general direction in which something is developing or changing.

Time Series

Sequenced data points collected or recorded at time intervals, often analyzed to identify trends, cyclical patterns, or to forecast.

Random Variation

Fluctuations in data or experimental results due to unpredictable changes in variables or conditions.

Time Series

A sequence of data points collected or recorded at successive points in time, often analyzed to identify trends, cycles, and seasonal variations.