2 Write a balanced chemical equation for the complete neutralization reaction between each pair of reactants.a. CH3CO₂H and NaOHb. HCI and Mg(OH)2c. HCI and CaCO3

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Answered: 2 Write a balanced chemical equation…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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3. Show the calculation of (1) the expected grams of alum (KAI(SO4)2 12 H2O) formed from the reaction of 1.4 grams of aluminum metal and then show the calculation of (2) the % yield if the actual yield of alum is 21.31 grams. Overall reaction is shown below: 2 Al + 2 KOH + 10 H2O + 4 H2SO4 →2 KAI(SO4)2 12 H2O + 3 H2(g)T
/&/&:&&;&;&;&;&
O=S=0 - NH OH H3C H3C Q1: How many functional groups present in the structure? Q2: Name the functional group which is heterocycle, aromatic and stable. Q3: The equation of biological activity is Log 1/C = 2.51x + 0.14a + 7.66 Discuss this equation.
A. Write the products of each of the following reactions and balance the equation. Indicate for cach product whether it is solid (s), liquid (), aqueous (aq) or gas (g). If no reaction occurs, the products are the same as the reactants, write no reaction and proceed to the next reaction. B. Write an ionic equation for each reaction. Break up only compounds with (aq) into ions. Recall that the number of ions in a compound are indicated with a subscript, but the number of ions listed separately in an equation are indicated with a coefficient. C. Cancel out any ions that appear on both sides of the equation and write the net ionic equation for each.
2. If 318.0 mL of nitrogen gas measured at 488.9 mmHg and 22.3°C, reacts with excess iodine according to the following reaction, what mass of nitrogen triiodide (molar mass = 394.72) is produced? %3D (1 atm = 760 mmHg and k = °C + 273) N2 (g) + 312 (S) → 2NI3 (S) A) 3.33 g B) 4.33 g C) 13.30 g D) 20.0 g E) 6.65 g Page 20 | 44
3. Consider a hypothetical chemical reaction: WKNO3 → xK + yN2 +zO2. (a) Write a system of 3 equations in the 4 variables w, x, y, z that represents the reaction. (b) Explain why the only solution is w = x = y = z = 0. That is, the reaction is impossible for mathematical reasons.
(Баллов. 5) Введите ответ 9. What is the equilibrium expression for this reaction? N2(g) + H2(g) NH3(g) * (Баллов: 2) Введите ответ 10. The equation: C(s) + 2H20(g) CO(g) + H2(g) has a value of Kc What int
(b) Identify the type of reaction or mechanism undergone in each case.
7. Sulfur hexafluoride, SF6(g), one of the densest known gases, is used to insulate electrical equipment, including high-voltage wires. Determine the enthalpy change of the reaction: (3 marks) 40 H2S(g) + 4 F2(g) → 2 HF(g) + SF6(g) Given the following 3 reactions: lotal SHOW 1) ½ H2(g) + ½ F2(g) → HF(g) A;H° = -273 kJ %3D ergy Chernists in en halpy is 2) 8 S8(9) + 3 F2(2) → SF6g) dencted 3) H2(g) + '/8 S8(s) → H2S(g) A:H° = -1220 kJ %3D unit of nge in mes h A;H° = -21 kJ mad) %3D
4. a. What is the abbreviated name for the molecule below? (3 letters) What is the abbreviated name of this molecule if it has two phosphates? is the abbreviated name of this molecule if it has one phosphate? answers above, circle the form of the molecule that has the most energy. What type of energy is in this molecule? circle all that apply:(KINETIC / POTENTIAL / CHEMICAL) Where is the energy? b. Identify the three main parts of this molecule. (write on the red brackets i-iii) c. Parts ii and iii together make i. NH₂ N Bas OH OH ii d. This molecule is also a monomer building block of which biomolecule (be specific) The general name for this type of monomer is a e. Put arrows by the two high energy bonds on the molecule above. Explain why these functional groups are difficult to join. HO 1. OH ОН ОН (blue vertical bracket) What On your f. Compared to "low energy" bonds, high energy bonds require circle one: (MORE / LESS/ the SAME amount of) energy to make; high energy bonds release…
5. For the reaction 2C6H5COOH(s) + 1302(g) 50 °C. PO3 - 12CO2(g) +6H2O(l), calculate A,H° at
1. a. What is the abbreviated name for the molecule below? (3 letters) What is the abbreviated name of this molecule if it has two phosphates? What is the abbreviated name of this molecule if it has one phosphate? From your answers above, circle the form of the molecule that has the most energy. What type of energy is this? circle all that apply: (KINETIC / POTENTIAL / CHEMICAL) Where is the energy? b. Identify the three main parts of this molecule. (write on the red brackets i-iii) c. Parts ii and ii together make (blue vertical bracket) ii. NH2 НО-Р ОН ОН ОН ОН ОН iii d. What is the specific name for this molecule? e. This molecule is also a monomer building block of which biomolecule (be specific) The general name for this type of monomer is 2. a. Put arrows by the two high energy bonds on the molecule above. Explain why these functional groups are difficult to join. (hint: these are acids. Circle the H that will be donated at cellular pH). (MORE / LESS/ the SAME amount of) energy…

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2 Write a balanced chemical equation for the complete neutralization reaction between each pair of reactants. a. CH3CO₂H and NaOH b. HCI and Mg(OH)2 c. HCI and CaCO3