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the statement or I) What is the coefficient of CO2 gas after balancing the following equation? KHCO3()K2cO3() + LH2O(g) + _CO2(8) A) 1 B) 2 C) 3 D) 4 E) none of the above - {-2 - H - 2 2 CO-3

the statement or I) What is the coefficient of CO2 gas after balancing the following equation? KHCO3()K2cO3() + LH2O(g) + _CO2(8) A) 1 B) 2 C) 3 D) 4 E) none of the above - {-2 - H - 2 2 CO-3

Chemistry
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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the statement or answers I) What is the coefficient of CO2 gas after balancing the following equation? KHCO3(6)K2CO3(6) + LH20(8) + _CO2(8) A) 1 B) 2 C) 3 D) 4 E) none of the above - k-2 H- 2 2 C0-3 2) How many moles of H2 can be made from complete reaction of 3.0 moles of Al? Given: 2 Al + 6 HCI-2 AIC13 + 3 H2 A) 9.0 moles B) 3 moles C) 3.0 moles D) 4.5 moles E) none of the above 3) Hydrochloric acid reacts with barium hydroxide according to the equation: 2 HCI (aq) + Ba(OH)2 (aq) - BaCl2 (aq) + 2 H20 (1) AH = -118 kJ Calculate the heat (in kJ) associated with the complete reaction of 54.7 grams of HCI (aq). AY -236 B) F177 C) -88.5 D) -177 E) none of the above 4) Which of the following symbolizes a precipitate in a chemical reaction? A) (s) B) () C) 8) D) (aq) E) none of the above 5) Which of the following statements best describes the following reaction? BaCO3(s), BaO(s) + CO2(8) A) Heating barium carbonate produces barium oxide and carbon dioxide gas. B) Heating barium carbonate produces barium oxide and carbon dioxide. C) Heating solid barium carbonate produces solid barium oxide and carbon dioxide D) Heating barium carbonate produces a solid and a gas. E) Heating solid barium carbonate produces barium oxide and carbon dioxide. gas
Transcribed Image Text:the statement or answers I) What is the coefficient of CO2 gas after balancing the following equation? KHCO3(6)K2CO3(6) + LH20(8) + _CO2(8) A) 1 B) 2 C) 3 D) 4 E) none of the above - k-2 H- 2 2 C0-3 2) How many moles of H2 can be made from complete reaction of 3.0 moles of Al? Given: 2 Al + 6 HCI-2 AIC13 + 3 H2 A) 9.0 moles B) 3 moles C) 3.0 moles D) 4.5 moles E) none of the above 3) Hydrochloric acid reacts with barium hydroxide according to the equation: 2 HCI (aq) + Ba(OH)2 (aq) - BaCl2 (aq) + 2 H20 (1) AH = -118 kJ Calculate the heat (in kJ) associated with the complete reaction of 54.7 grams of HCI (aq). AY -236 B) F177 C) -88.5 D) -177 E) none of the above 4) Which of the following symbolizes a precipitate in a chemical reaction? A) (s) B) () C) 8) D) (aq) E) none of the above 5) Which of the following statements best describes the following reaction? BaCO3(s), BaO(s) + CO2(8) A) Heating barium carbonate produces barium oxide and carbon dioxide gas. B) Heating barium carbonate produces barium oxide and carbon dioxide. C) Heating solid barium carbonate produces solid barium oxide and carbon dioxide D) Heating barium carbonate produces a solid and a gas. E) Heating solid barium carbonate produces barium oxide and carbon dioxide. gas
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