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The star Vega is 2x the mass of the Sun. It produces 40x the power output of the Sun or 1.6 1028 Joules per

The star Vega is 2x the mass of the Sun. It produces 40x the power output of the Sun or 1.6 × 1028 Joules per second. How much H does Vega convert into He every second to sustain its power output? You may express your answer in tons or kg

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