Physics, 28.07.2021 03:10 phyllides4930
Hai quả cầu kim loại mang các điện tích lần lượt là q1 và q2 cho tiếp xúc nhau sau đó chúng tách ra thì mỗi quả cầu mang điện tích?
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Frequency of electromagnetic waves that a radio station is assigned is called
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In an exothermic chemical reaction the energy gained by the surroundings must be the energy lost by the reaction
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A60-gram sample of radioactive isotope is measured after two half-lives have passed. what pair of percentages describe the sample after two-half lives? a.) 50% unchanged and 50% stable b.) 25% unchanged and 75% stable c.) 12.5% unchanged and 87.5% stable d.) 75% unchanged and 25% stable
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Hai quả cầu kim loại mang các điện tích lần lượt là q1 và q2 cho tiếp xúc nhau sau đó chúng tách ra...
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