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- What are the products of each of the following acid-base reactions? Indicate the acid and its conjugate base and the base and its conjugate acid. HC1O4+ H2O — NH/ + H2O -» HCOr + OH" —What is the % ionization of a 1.72e-4 M HBrO? See reaction belowHBrO + H2O ↔ BrO- + H3O+ Ka = 2.000x10-9 5.853e-7 0.73838 4.530e-7 0.34056Consider the acid-base reaction below: _NaOH + _H2CO3 ----> __Compound A + __H20 (OR _N a OH + _H2C O3 right arrow _Compound A + _H20) The formula for compound A is N a3(C O3)3 N a3(C O3)2 ON a2(C O3)2 ON a(C O3)3 N a(C O3)2 none of these N a2C O3 ONac O3 C O3
- Complete the reactions below, briefly explaining in each case type of reaction taking place. i. Δ N-Ph ??? 1. Br2, NaOH ii. ??? 2. H+, H₂O + CHBг3 OHWhat is the % ionization of a 1.10e-3 M HF? See reaction below HF + H2O ↔ F- + H3O+ Ka = 6.600x10-4 a 53.071 b 5.023e-4 c 5.836e-4 d 1.286e2$ 1 The hydroxide lon concentration of an aqueous solution of 0.589 M hypochlorous acid is [OH-] = R F Submit Answer 888 F4 % 5 T G M. Retry Entire Group 9 more group attempts remaining FS Cengage Learning Cengage Technical Support ^ 6 MacBook Air Y H & 7 U * 8 F8 ( 9 needed for this question. A F9 O ) 0 F10 P 4) F11 Previous Next> Save and 1 11
- Complete the balanced molecular reaction for the following weak acid with a strong base: HF(aq) + LIOH(aq) – 4+ 1 8 O2 03 04 O5 口 口 6. (s) (1) (g) (aq) Li H2O OH H3O* H. Reset • x H2O Delete 3.. Calculate the moles of H+ delivered to eachsample based on your experimental dataand record these values in Data Table 2. 0.1M HCl = 0.1 moles HCl / 1 Liter solutionCalculate the moles of OH- in each sampleand record these values in Data Table 2. H+ + OH- H2O Calculate the moles of Ca2+ in each sampleand record these values in Data Table 2. Ca(OH)2 Ca2+ + 2OH24. Calculate the molar solubility of Ca(OH)2for each sample and record these values inData Table 1. Molar solubility = moles / Liter Sample 1 Sample 2 Sample 3 Mass of Erlenmeyer Flask 25.37 25.37 25.37 Mass of Erlenmeyer Flask + Calcium Hydroxide Solution (lime water) 28.18 28.21 28.28 Mass of Calcium Hydroxide Solution Volume of Ca(OH)2 Density = 1.000 g/mL Concentration of HCl (M) Initial HCl volume in Syringe 1.0ml 1.0ml 1.0ml Final HCl volume in Syringe .54ml .58ml .5ml Volume of HCl Delivered .46ml .42ml…Final Volume V₂ = 341 mL al Volume V₁ =? 10. What is the molecular geometry and molecular polarity for CH₂Cl, and SO, ²? 11. What do catalysts do and how do they affect reaction rates? 12. 2 Atoms are side by side. Their chemical reactivity is dependent on the electrons which hold serve fe 13. Identify the acid, base, conj. Acid, conj. Base: H₂CO, + HPO4 H₂PO4 + HCO, 14. True or False? Chemistry looks at the microscopic view of matter. 15. Identify the 4 biological buffer mechanisms 16. Calculate the density of silver metal if 930 cm³ block has a mass of 2.21 x 104 g. Express the answer with the correct number of significant figures. 17. Kinetic molecular theory describes the behavior of which state of matter? 18. The pH scale operates on a logarithm scale which means an increase or decrease fold in the of pH is by 10s. So, a change in pH from 5 to 3 is a hydrogen ion concentration. And in other words, a pH of 3 has and less OH- than a pH of 5 19. A precipitate occurs in the reaction…
- What is the concentration of OH- in 0.1863 M HNO2 ? See reaction belowHNO2 + H2O ↔ NO-2 + H3O+ Ka = 4.600x10-40.20 M (NHa) SO4 lons: O 0, NH, O so, O so, NH." [cation"- [anion]-1 Settings „l ? 9:57 AM • 97% kzb-vvdv-bir » Grace Dykstra is presenting TAM Mo Fa 2 H the amount of water added was 1000 mL instead. Would t V ז ןיידצל 1oODmL - LoNIcediud Lies solvent) concentrated than the initial KOOL-AID? Examples: Concentration Calculations Part A Determining Concentration from moles and V: (answers: 0.46 mel; 247 mol ; 0.658 ma) 1. Determine the molar concentration when 0.23 mol of sodium sulfate are dissolved in 500ml of water. G: lo00 0.50ol 0.a3 mol 0.50OL 0. a3 mol = 0.4b mol /L mol 0.500 L 1. 2. Determine the concentration when 1.20 moles of sodium hydroxide dissolves into 450 ml of water. 3. Determine the concentration of a Nacl solution if 25.0 g of sodium chloride is dissolved into 650 ml of water. Alyssa Khadija You Grac 22 others