
... of changes in state. 6. Why do atoms have...have charges? 7. What characteristic of an element...in the periodic table? 8. List at least 5 kinds of information...10. Elements that are gases at room temperature are likely to be... + H²O 2Ag + S ➝ Ag²S N²... of chemical or physical properties. 15. Explain...Nickel & Palladium OR Nickel and Copper? Explain your answer.
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