Ch4_5Crossword

This crossword was created by dcolgur with EclipseCrossword by Green Eclipse Software — www.eclipsecrossword.com

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Across 3. an endothermic process used to make food taste better and be safer to eat 4. the green roof on the Hotel Vancouver is due to compounds of __ 7. poisons and high amounts of __ can deactivate enzymes 9. tells whether a solution is acidic or basic is an acid-base ___ 11. when reactants have a smaller surface area, the reaction will be (faster/slower) than with a larger surface area 13. a substance which increases the rate of a chemical reaction without being consumed 14. a reaction that releases energy to the surroundings is 16. strong bases are used in some household ___ cleaners 18. a solution which turns bromthymol blue yellow and litmus red 19. the speed of a chemical reaction is also called reaction ___ 21. a molecule of ___ has one end which dissolves in water and one end which dissolves in grease or oil. 23. increasing the temperature of a reaction will almost always ____ the reaction rate 26. cyanide is a ___ which blocks the action of an enzyme in the body 27. harmless acids are usually ___ acids 28. raw tissue from this organ makes hydrogen peroxide decompose faster 29. The formula 6 x 'l" squared gives the ___ area of a cube 31. the amount of solute dissolved in a given volume of solution is called the 32. an endothermic reaction used by plants to store energy from the sun 33. if the concentration of hydrochloric acid is increased, the reaction with zinc will be (faster/slower) 34. the breaking down of a metal

Down 1. the part of a solution present in the larger amount is called the 2. the part of a solution present in the smaller amount is called the 5. an extremely fast exothermic reaction is called an __ 6. a solution with high concentration is said to be 8. a catalyst in a living organism 10. the energy stored in a substance is called ___ energy 12. provides information about a product 15. oven cleaners contain sodium ___, which is strong base and harmful to skin and eyes 16. a solution with low concentration is said to be 17. acid + base --> water + a salt is a word equation for the process called ____ 20. turns phenolphthalein pink 22. a unit used to measure heat energy 24. a uniform mixture of a solute and solvent is called a 25. exhaust products in cars are broken down by a catalytic __ 30. a reaction in which the temperature of the surroundings decreases