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If the Sun converts 5 * 1011 kg of H to He per second and the mass of a single hydrogen nucleus is 1.7 *10-27 kg, how many net proton-proton reactions go on per second in the Sun? What is the luminosity produced if the mass difference between a single helium nucleus and four hydrogen nuclei is 4 *10-29 kg? Note that 1 Watt * 1 m2 kg/s3.
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The psychological process by which individuals form opinions and judgments about other people based on available information and personal biases.
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