Across
- 2. pure substance consisting of all the same atom
- 8. shared electrons spent part of the time traveling around the _______ nucleus and part of the time traveling around the ______ nucleus
- 10. ____ is only found in plants
- 12. any compound that forms hydroxide ions in a solution
- 14. solutions with a ph above 7 are considered _____
- 15. unsaturated fats tend to be ____ at room temperature
- 18. solutions with a ph below 7 are considered _____
- 19. ____ only found in animals
- 20. a ph of 7 is a _____ solution
- 22. A mixture of water and undissolved materials
- 24. ____ is the solute
- 26. positive charge
Down
- 1. basic unit of matter
- 3. neutral/ no charge
- 4. the building blocks of the nucleic acids are____
- 5. Acids the building blocks of protein
- 6. when electrons are gained or lost these are formed.
- 7. many of the molecules in living cells are so large that they are known as____
- 9. saturated fats tend to be ____ at room temperature
- 11. water______ the temperature on earth
- 13. substance that is dissolved
- 16. _____ is the solvent
- 17. substance that does the dissolving
- 21. negative charge
- 23. bond 4 or more electrons are transferred from one atom to another
- 25. _____ are generally not soluble in water