chemistry, Quicccckly please solve question 7 Q1. What is the volume of 0.40 M H3PO4 solution needed to neutralize 500.0 mL of 0.30 M Ca(OH)2?A. 200 mLB. 250 mLD. 400mLQ2. 20 g NaOH are dissolved in water 500 mL. 10. mL of this solution was diluted 100 mL solutionC. 500 mLWhat is M of the diluted solution?A. 4.0 MB. 0.40 MQ3. Which of the following is insoluble in water?A. Ca(HCO3)2B. H₂SC. BaCO3Q4. What is its frequency (s) of a photon that has an energy of 5.53 × 10-¹7 J?A3.59 × 10-⁹B. 1.20 × 10-17C. 8.35 x 10¹6D. 2.78 × 108Q5. What mass of AgCl is produced if 600 mL of 1.0 MAgNO3 and 400 mL of 2.0 M NaCl are reacted?A. 57.3 gB. 86.0 gC. 14.3 gD. 28.6 gQ6. What are the spectator ions when Bal2 and K2SO4 react in aqueous solution?A. Ba²+, 1¹-B. K+, SO4²-C. K¹, 1¹-A.C.1C. 0.10 MQ7. Which of the following electron configurations in the ground state is correct?A. Cu: [Ar] 4s²3d8C. Cut: [Ar]3d¹⁰Q8. What is the λ of light that is emitted when an excited electron in the hydrogen atom falls from n = 4 to n = 1?B. Cu*: [Ar] 4d¹0D. Cu: [Kr]3d¹0A. 97.2 nmC. 3.65 x 10² nmB. 82.6 nmD. 6.12 x 10-2 nmQ9 When the following equation is balanced in acidic solution, the coefficients for H¹, MnO4 and H₂0 are?2MnO4¹ (aq) +3SO3(aq) + 2H(aq) + 2MnO2(s) + 3SO4²(g) + H₂OC. 3, 2, 1A. 1, 2, 3B. 2, 2.3D. 2, 2, 1Q10. Which of the following sets of quantum numbers (n, 1, ral, ms) refers to a 5d orbital?A. (5, 3, 1, +1/2)E. (4, 2, 1, +1/2)C. (5, 2, -2, -1/2)D. (5, 2, 3, -1/2)Q11. Which represents the ground state for O¹¹?2s2p↑↓111111Q12. Which of the following reactions is a metathesis reaction?→ CaS+ NaClA. Na2S +CaCl₂ZnSO4+ H₂C. Zn(s) + H₂SO4Q13. Which equation correctly represents the first ionization of copper?A. Cu(g) → Cu¹* (g) + le`C. Cu(s) → Cut (g) +leB.D.2sD. 2.0 M↑↓D. Na2SO4D. Ba²+, SO4²-리리2p↑↑B. H₂+ F22HFD. NaOH + H3PO4 Na3PO4+ 6H₂OB. Cu (g) →→ Cu²(g) + leD. Cu(g) → Cu¹*(s) + le

Electronic configuration is defined as arrangement of electrons in shell , subshell and orbitals in…

solution needed to neutralize 500.0 mL of 0.30 M Ca(OH)2? 2.20 g NaOH are dissolved in-water 500 mL. 10. mL of this solution was diluted 100 mL solution C. 500 mL D. 400mL B. 250 mL hat is M of the diluted solution? .4.0 M B. 0.40 M 3. Which of the following is insoluble in water? -. Ca(HCO3)2 B. H₂S C. BaCO3 24. What is its frequency (s) of a photon that has an energy of 5.53 × 10-¹7 J? 3.59 × 10-⁹ B. 1.20 × 10-17 C. 8.35 x 1016 C. 0.10 M 25. What mass of AgCl is produced if 600 mL of 1.0 MAgNO3 and 400 mL of . 57.3 g B. 86.0 g C. 14.3 g 26. What are the spectator ions when Bal2 and K₂SO4 react in aqueous solution? A. Ba²+, 1¹- B. K¹, SO42- C. K¹, 1¹- D. 2.0 M D. Na2SO4 D. 2.78 x 108 2.0 M NaCl are reacted? D. 28.6 g D. Ba2+, SO42- 27. Which of the following electron configurations in the ground state is correct? A. Cut: [Ar] 4s²3d8 C. Cut¹: [Ar]3d¹⁰ B. Cu: [Ar] 4d¹0 D. Cu*: [Kr] 3do 28. What is the λ of light that is emitted when an excited electron in the hydrogen atom falls from n = 4 to n = 1 A. 97.2 nm B. 82.6 nm 365 x 10² nm D. 6.12 x 10-² nm

solution needed to neutralize 500.0 mL of 0.30 M Ca(OH)2? 2.20 g NaOH are dissolved in-water 500 mL. 10. mL of this solution was diluted 100 mL solution C. 500 mL D. 400mL B. 250 mL hat is M of the diluted solution? .4.0 M B. 0.40 M 3. Which of the following is insoluble in water? -. Ca(HCO3)2 B. H₂S C. BaCO3 24. What is its frequency (s) of a photon that has an energy of 5.53 × 10-¹7 J? 3.59 × 10-⁹ B. 1.20 × 10-17 C. 8.35 x 1016 C. 0.10 M 25. What mass of AgCl is produced if 600 mL of 1.0 MAgNO3 and 400 mL of . 57.3 g B. 86.0 g C. 14.3 g 26. What are the spectator ions when Bal2 and K₂SO4 react in aqueous solution? A. Ba²+, 1¹- B. K¹, SO42- C. K¹, 1¹- D. 2.0 M D. Na2SO4 D. 2.78 x 108 2.0 M NaCl are reacted? D. 28.6 g D. Ba2+, SO42- 27. Which of the following electron configurations in the ground state is correct? A. Cut: [Ar] 4s²3d8 C. Cut¹: [Ar]3d¹⁰ B. Cu: [Ar] 4d¹0 D. Cu*: [Kr] 3do 28. What is the λ of light that is emitted when an excited electron in the hydrogen atom falls from n = 4 to n = 1 A. 97.2 nm B. 82.6 nm 365 x 10² nm D. 6.12 x 10-² nm

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter15: Solutions

Section: Chapter Questions

Problem 6ALQ: onsider separate aqueous solutions of HCI and H2S04 with the same concentrations in terms of...

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On Easter Sunday, April 3, 1983, nitric acid spilled from a tank car near downtown Denver, Colorado. The spill was neutralized with sodium carbonate: 2HNO3(aq)+Na2CO3(aq)2NaNO3(aq)+H2O(l)+CO2(g) a. Calculate H for this reaction. Approximately 2.0 104 gal nitric acid was spilled. Assume that the acid was an aqueous solution containing 70.0% HNO3 by mass with a density of 1.42 glcm3. What mass of sodium carbonate was required for complete neutralization of the spill, and what quantity of heat was evolved? (Hf for NaNO3(aq) = 467 kJ/mol) b. According to The Denver Post for April 4, 1983, authorities feared that dangerous air pollution might occur during the neutralization. Considering the magnitude of H, what was their major concern?
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onsider separate aqueous solutions of HCI and H2S04 with the same concentrations in terms of molarity. You wish to neutralize au aqueous solution of’ NaOH. For which acid solution would you need to add more volume (in mL) to neutralize the base? The HCI solution. The H2SO4 solution. You need to know the acid concentrations to answer this question. You need to know the volume and concentration of’ the NaOH solution to answer this question. c and d plain your answer.
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You are given a 1.50-g mixture of sodium nitrate and sodium chloride. You dissolve this mixture into 100 mL of water and then add an excess of 0.500 M silver nitrate solution. You produce a white solid, which you then collect, dry, and measure. The white solid has a mass of 0.641 g. a. If you had an extremely magnified view of the solution (to the atomic-molecular level), list the species you would see (include charges, if any). b. Write the balanced net ionic equation for the reaction that produces the solid. Include phases and charges. c. Calculate the percent sodium chloride in the original unknown mixture.