of the following is not a property of acids? (a) They release hydrogen ions in solution. (b) They turn red litmus blue. (c) They have a sour taste. (a) They react with bases. 25. Given the following reaction at equilibrium: H20 + CO2 = H,co, *1 + HCo, decide which way the equilibrium shifts if bicarbonate ion, HCo is removed. (c) no change (a) to the right (a) insuf£icient information to tell (b) to the left 26. A 0.9% Nacl solution is: (a) hypotonic (b) hypertonic (c) isotonic

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Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 12.66PAE
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3 / 5
83%
TC 0.5 M
(a) 1 M
24. Which of the following is not a property of acids ?
(a) They release hydrogen ions in solution.
(b) They turn red litmus blue.
(c) They have a sour taste.
(a) They react with bases.
25. Given the following reaction at equilibrium:
H20 + CO2
H2CO3
HCo,
decide which way the equilibrium shifts if bicarbonate ion,
HCO is removed.
(a) to the right
(a) insufficient information to tell
(b) to the left
(c) no change
' 26. A 0.9% Nacl solution is:
(a) hypotonic
(d) none of the abore.
(b) hypertonic
(c) isotonic
27. A beta particle can be represented as :
(a)_je
(b) He
(c) in
(d) p
Complete the following equation:
87
28.
on
The missing isotope is:
85
(b)
37Rb
(c) 35kr
(d) 37
(a)
36
If you have
40 g of I-131 today, how many grams will you have left in
24 days?
(a) 5 g
29. The isotope I-131 has a half-life of eight days.
(b) 10 g
(c) 15 g
(a) 20 g
30. Yttrium-90 encased in glass beads is placed into the
pituitary gland where it destroys some of its cells.
This is an example of a
(h) stage two effect
+
Transcribed Image Text:3 / 5 83% TC 0.5 M (a) 1 M 24. Which of the following is not a property of acids ? (a) They release hydrogen ions in solution. (b) They turn red litmus blue. (c) They have a sour taste. (a) They react with bases. 25. Given the following reaction at equilibrium: H20 + CO2 H2CO3 HCo, decide which way the equilibrium shifts if bicarbonate ion, HCO is removed. (a) to the right (a) insufficient information to tell (b) to the left (c) no change ' 26. A 0.9% Nacl solution is: (a) hypotonic (d) none of the abore. (b) hypertonic (c) isotonic 27. A beta particle can be represented as : (a)_je (b) He (c) in (d) p Complete the following equation: 87 28. on The missing isotope is: 85 (b) 37Rb (c) 35kr (d) 37 (a) 36 If you have 40 g of I-131 today, how many grams will you have left in 24 days? (a) 5 g 29. The isotope I-131 has a half-life of eight days. (b) 10 g (c) 15 g (a) 20 g 30. Yttrium-90 encased in glass beads is placed into the pituitary gland where it destroys some of its cells. This is an example of a (h) stage two effect +
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