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HW 6 - They must be balanced a HCl LiOH b NaHCO 3 H 2 SO 4...

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CHE-105 Exploring Chemistry Homework Chapter 6 Name ______________________ Consider the following equations: a. B(OH) 3 + H 2 O B(OH) 2 O - + H 3 O + b. NaOH + 6H 2 O Na(H 2 O) 6 + OH - c. NH 3 + H 2 O NH 4 + + OH - d. O 2 NOH + H 2 O O 2 NO + H 3 O + 1. Indicate which form acids and which form bases. - Acids ___________ - Bases __________ 2. Indicate which of the following are strong acids (SA), weak acids (WA), strong bases (SB) and weak bases (WB). a. KOH K + + OH - b. Ba(OH) 2 Ba 2+ + 2 OH - c. HCl H + + Cl d. H 2 SO 4 H + + HSO 4 - e. NH 4 OH NH 4 + + OH - f. CH 3 COOH CH 3 COO - + H + 3. What is the pH if the [H + ] concentration is a. 1 X 10 -6 M b. 2 X 10 -12 M c. 0.01 M 4. Which of the following are acids (A) and bases (B) or neutral (N)? a. 4 X 10 -8 M b. 7 X 10 -7 M c. 1 X 10 -7 M 5. What is the [H + ] if the pH is a. 4 b. 12
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c. 2.6 6. Identify the following as acidic (A) or basic (B). a. lime juice b. grape juice c. TUMS d. lye e. soap f. limestone 7. Complete the following equations.
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Unformatted text preview: They must be balanced. a. HCl + LiOH b. NaHCO 3 + H 2 SO 4 8. Which of the following is considered a possible source for acid rain? a. rain b. fog c. snow d. dew 9. Identify the three most prevalent sources of acidity in “acid rain”. a. CO 2 b. SO x c. NO x d. HCl e. Cl 2 f. H 3 PO 4 10. Cite an example demonstrating that “acid rain” adversely impacts each of the following? a. human health – b. plants – c. animals – d. architectural structures – 11. Provide an anthropogenic and natural source of each of the following gases. Natural Anthropogenic a. NO x b. SO x c. CO 2 12. List seven energy sources for generating electricity. 13. Calculate the energy for the following reaction using the data in Table 4.2. CH 3 CH 2 OH + 3O 2 2CO 2 + 3H 2 O...
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HW 6 - They must be balanced a HCl LiOH b NaHCO 3 H 2 SO 4...

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