25% of a first order reaction is completed in 30 minutes. Calculate the time taken in minutes for the reaction to go to 90% completion.

Explanation

To solve the problem of calculating the time taken for a first-order reaction to go to 90% completion, given that 25% of the reaction is completed in 30 minutes, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the given data**:
- Completion of 25% of the reaction in 30 minutes.
- We need to find the time for 90% completion.

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