Across
- 5. Lens used to treat myopia
- 7. chemical reaction in which heat is released to the surrounding
- 8. acid present in lemon
- 9. isotope of ___ is used in cancer treatment
- 10. Property of soil to transmit water and air
Down
- 1. removal of hydrogen from a substance
- 2. Color of blood in spiders
- 3. unit of electric current
- 4. speed of light is minimum in
- 6. addition of hydrogen in a substance in a reaction