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Chemical Reactions
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Chemical Reactions
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25 Questions

1. An oxidation that is not a combustion
2. A compound contains 0.2 mol Pd, 0.8 mol C, 1.2 mol H, and 0.8 mol O. Which of the following is the simplest formula of this compound?
3. The reaction represented above occurs in a basic solution. When the equation is balanced and all coefficients reduced to their lowest whole-number terms, the coefficient for OH− is:
4. All of the following chemical equations represent the correct net ionic equation for the reaction that occurs when aqueous sodium hydroxide is added to a saturated solution of aluminum hydroxide except:
5. How many atoms of hydrogen are in 1.5 g of ribose (C5H10O5, 150 g mol−1)?
6. The oxidation of ethanol in an acidic solution is represented above. When the equation is balanced and all coefficients reduced to their lowest whole-number terms, the coefficient for H+ is:
7. A compound contains 22.2 percent Ti, 33.3 percent C, and 44.4 percent O. What is the empirical formula for this compound?
8. A reaction in which the same reactant undergoes an oxidation and a reduction
9. Which of the following chemical equations represents the intense heating of solid hydrogen carbonate (sodium bicarbonate)?
10. How many molecules are contained in 180 g of water (H2O)?
11. When the equation above is balanced and all coefficients reduced to their lowest whole-number terms, the coefficient for H2O(l) is:
12. A reaction that produces an acidic salt
13. When the equation above is balanced and all coefficients reduced to their lowest whole-number terms, the coefficient for Cl2(g) is:
14. A precipitation reaction
15. A neutralization reaction
16. Which of the following is the correct net ionic equation for the reaction of sodium hydroxide and nitric acid?
17. A compound contains 38 percent F and 62 percent Xe. The empirical formula of the compound is:
18. Which of the following chemical equations represents the net ionic equation for the reaction that occurs when sodium iodide solution is added to a solution of lead (II) acetate?
19. What is the empirical formula for a hydrocarbon that is 75 percent carbon by mass?
20. A reaction in which the product forms a gas in acidic solutions
21. How many oxygen atoms are in 4.4 g of CO2?
22. Which of the following is a product of the reaction between carbon dioxide and water, CO2(g) + H2O(l)? I. H+ II. CO32– III. HCO3−
23. All of the following pairs of substances give visible or tactile (through the production or absorption of a significant amount of heat) evidence of a chemical reaction upon mixing except:
24. A combustion reaction
25. Which of the following is an addition reaction?

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