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प्रश्न
Find the value of: |−9|
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उत्तर
The value of |-9| is 9
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संबंधित प्रश्न
State, true or false of the given statement:
product of two integers can be zero.
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Find the product: 2 × (−5) × (−6)
Write (T) for true and (F) for false for the following statement:
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An atom changes to a charged particle called ion if it loses or gains electrons. The charge on an ion is the charge on electrons plus charge on protons. Now, write the missing information in the table given below:
| Name of Ion | Proton Charge | Electron Charge | Ion Charge |
| Hydroxide ion | +9 | – | –1 |
| Sodium ion | +11 | – | +1 |
| Aluminium ion | +13 | –10 | – |
| Oxide ion | +8 | –10 | – |
