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Mahima took two different test tubes and put zinc granules in one and in the other put zinc powder. She poured dilute sulphuric acid with the help of a glass rod in both the test tubes. Which of the test tubes would exhaust first? |
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Answer» Mahima took two different test tubes and put zinc granules in one and in the other put zinc powder. She poured dilute sulphuric acid with the help of a glass rod in both the test tubes. Which of the test tubes would exhaust first? |
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