Question: GUTs predict a lifetime of about 10 32 y for the proton. If that is the case, how many protons will decay each year in

GUTs predict a lifetime of about 10³² y for the proton. If that is the case, how many protons will decay each year in the world’s oceans? (Assume the average depth of the oceans to be 1 km and that they cover 75 percent of Earth’s surface.)

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