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What was Becquerel studying when he discovered radioactivity?

radium
photography
phosphorescence and X-rays
unstable atomic nuclei

User TalkLittle
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2 Answers

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Answer:

It Is C. phosphorescence and X-rays

Step-by-step explanation:

User Vigamage
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2 votes

Answer:

answer is phosphorescence and x-rays

User Gadicc
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