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Biochemistry Boo ya!
22
equal: The protons and neutrons are of about _____________ size.
electrons: The ___________ give the atom its size.
atomic: The number of protons in the nucleus of the atom is called the _________ number.
liquid: Has a definite volume, but not a definite shape.
matter: There are three states of this, which makes up everything.
properties: Each substance has physical and chemical _______________.
gas: This state of matter has no definite shape nor volume.
mixture: If two or more substances are combined and each substance stays the same it's called a ____
element: a substance that cannot be separated into simpler substances by chemical means
bases: these electrolytes that react with or accept hydrogen ions.
acid: Vinegar is an example of this because it can donate and hydrogen ion when dissolved in water.
compound: a combination of two or more elements
solution: a mixture that has the same composition and appearance throughout
solid: these materials have a definite shape and volume
isotope: an atom with a different number of neutrons from other atoms of that element
molecule: two or more atoms tightly attached to one another
Lavoisier: a French nobleman considered to be the father of modern chemistry
reaction: the chemical process by which two or more substances are converted into a third substance
concentration: how much of a solute is present in a solution.
endothermic: a type of reaction in which heat is absorbed from the surroundings
exothermic: a type of reaction in which heat is produced or passed from the reaction to the surroundings
catalyst: controls the rate of the reaction
Biochemistry Boo ya!
Across:1. | an atom with a different number of neutrons from other atoms of that element | 3. | a French nobleman considered to be the father of modern chemistry | 7. | a mixture that has the same composition and appearance throughout | 12. | a combination of two or more elements | 14. | two or more atoms tightly attached to one another | 16. | If two or more substances are combined and each substance stays the same it's called a ____ | 17. | the chemical process by which two or more substances are converted into a third substance | 19. | This state of matter has no definite shape nor volume. | 20. | these electrolytes that react with or accept hydrogen ions. | 21. | how much of a solute is present in a solution. | 22. | controls the rate of the reaction |
| | Down:2. | The protons and neutrons are of about _____________ size. | 4. | these materials have a definite shape and volume | 5. | The number of protons in the nucleus of the atom is called the _________ number. | 6. | Each substance has physical and chemical _______________. | 8. | Has a definite volume, but not a definite shape. | 9. | a substance that cannot be separated into simpler substances by chemical means | 10. | Vinegar is an example of this because it can donate and hydrogen ion when dissolved in water. | 11. | The ___________ give the atom its size. | 13. | There are three states of this, which makes up everything. | 15. | a type of reaction in which heat is absorbed from the surroundings | 18. | a type of reaction in which heat is produced or passed from the reaction to the surroundings |
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© 2013
PuzzleFast.com, Noncommercial Use Only
Biochemistry Boo ya!
Across:1. | an atom with a different number of neutrons from other atoms of that element | 3. | a French nobleman considered to be the father of modern chemistry | 7. | a mixture that has the same composition and appearance throughout | 12. | a combination of two or more elements | 14. | two or more atoms tightly attached to one another | 16. | If two or more substances are combined and each substance stays the same it's called a ____ | 17. | the chemical process by which two or more substances are converted into a third substance | 19. | This state of matter has no definite shape nor volume. | 20. | these electrolytes that react with or accept hydrogen ions. | 21. | how much of a solute is present in a solution. | 22. | controls the rate of the reaction |
| | Down:2. | The protons and neutrons are of about _____________ size. | 4. | these materials have a definite shape and volume | 5. | The number of protons in the nucleus of the atom is called the _________ number. | 6. | Each substance has physical and chemical _______________. | 8. | Has a definite volume, but not a definite shape. | 9. | a substance that cannot be separated into simpler substances by chemical means | 10. | Vinegar is an example of this because it can donate and hydrogen ion when dissolved in water. | 11. | The ___________ give the atom its size. | 13. | There are three states of this, which makes up everything. | 15. | a type of reaction in which heat is absorbed from the surroundings | 18. | a type of reaction in which heat is produced or passed from the reaction to the surroundings |
| |
© 2013
PuzzleFast.com, Noncommercial Use Only