Determine the Number of Grams H₂ Formed When 250

question 214

Multiple Choice

Determine the number of grams H₂ formed when 250.0 mL of 0.743 mol L^-1 HCl solution reacts with 3.41 × 10²³ atoms of Fe according to the following reaction:
2HCl(aq) + Fe(s) → H₂(g) + FeCl₂(aq)

• A) 0.374 g
• B) 1.33 g
• C) 1.14 g
• D) 0.187 g
• E) 1.51 g

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Definitions:

Mean

The arithmetic average of a set of numbers, calculated by adding them together and dividing by the number of terms in the set.

Central Tendency

A statistical measure that identifies a single value as representative of a distribution of data, often summarized by the mean, median, or mode.

Measures Central Tendency

Statistics that describe the center of a data distribution, including mean, median, and mode.

Mean

The average value of a series of numbers, found by taking the sum of the numbers and dividing this sum by the quantity of numbers in the series.