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  • Kinetic Energy Calculation: Correcting Units and Calculating KE
    There's a mistake in the question. Here's why and how to fix it:

    * Moles are a unit of amount, not speed. Moles are used to measure the quantity of a substance. They're not a measure of how fast something is moving.

    * Speed is measured in meters per second (m/s). This tells us how much distance an object covers in a given amount of time.

    Here's how to calculate the kinetic energy of the softball:

    1. Understand the Formula:

    * Kinetic Energy (KE) = (1/2) * mass * velocity²

    2. Identify the Values:

    * Mass (m) = 0.13 kg (assuming the softball has the same mass as a baseball)

    * Velocity (v) = 30 m/s (replace the incorrect "moles per second" with a proper speed unit)

    3. Calculate the Kinetic Energy:

    * KE = (1/2) * 0.13 kg * (30 m/s)²

    * KE = 0.5 * 0.13 kg * 900 m²/s²

    * KE = 58.5 Joules (J)

    Therefore, the kinetic energy of the softball traveling at 30 m/s is 58.5 Joules.

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