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    Basic Physics of Mass, Heat, Balance Equations, Waves and pH

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    1. If an object has a mass of 1.0 Kg, what is it's weight on Jupiter with 2.5 times the gravitational force as on earth?

    2. What net force is necessary to accelerate a 1000-Kg space probe 8m/s2?

    3. How much heat that must be added to raise the temperature of a cup of coffee (250g) from 25.5ºC to 95.6ºC. Assume that the coffee has a specific heat of 4.187 ?

    4. Which of the following reactions is not correctly balanced?
    a. 4Fe + 3O2 → 2Fe2O3
    b. C3H8 + 10O2 → 3CO2 + 4H2O
    c. N2 + 3H2 → 2NH3
    d. 2H2O → 2H2 + O2

    5. How long would it take for a radio wave to travel 8.00 x 1010 m?

    6. A pH 2 solution has _____ times the concentration of hydroxide as a pH 6 solution.

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    https://brainmass.com/physics/computational-physics/basic-physics-mass-heat-balance-equations-waves-ph-567347

    Solution Preview

    1. If an object has a mass of 1.0 Kg, what is its weight on Jupiter with 2.5 times the gravitational force as on earth?
    Solution:

    2. What net force is necessary to accelerate a 1000-Kg space probe 8m/s2?
    Solution:

    3. How much heat must be ...

    Solution Summary

    The solution provides explanations to the basic physics questions. Reactions not correctly balanced are determined.

    $2.49

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