Consider the hypothetical reaction 4A + 2B -C + 3D Over an interval of 2.0 s the average rate of change of the concentration of D was measured to be 0.0840 M/s. What is the final concentration of A at the end of this same interval if its concentration was initially 2.800 M? 2.58 M 3.02 M 0.224 M 2.30 M O O O O

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**Consider the hypothetical reaction:**

\[ 4\text{A} + 2\text{B} \rightarrow \text{C} + 3\text{D} \]

**Question:**

Over an interval of 2.0 s, the average rate of change of the concentration of D was measured to be 0.0840 M/s. What is the final concentration of A at the end of this same interval if its concentration was initially 2.800 M?

**Choices:**

- ○ 2.58 M
- ○ 3.02 M
- ○ 0.224 M
- ○ 2.30 M
Transcribed Image Text:**Consider the hypothetical reaction:** \[ 4\text{A} + 2\text{B} \rightarrow \text{C} + 3\text{D} \] **Question:** Over an interval of 2.0 s, the average rate of change of the concentration of D was measured to be 0.0840 M/s. What is the final concentration of A at the end of this same interval if its concentration was initially 2.800 M? **Choices:** - ○ 2.58 M - ○ 3.02 M - ○ 0.224 M - ○ 2.30 M
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