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Calculate to Four Significant Figures

Question 76

Essay

Calculate to four significant figures
a. the mass defect in kg, and
b. the energy released in kJ/mol, when a neutron decays to produce a proton and an electron. The neutron, proton, and electron masses are 1.67493 × 10-27 kg, 1.67262 × 10-27 kg and 9.10939 × 10-31 kg, respectively.

Correct Answer:

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a. 1.399 ×...

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