Help me with all please 30) Which of the following molecules has a geometry described as trigonal planar?A) CHF3B) BF3C) PF3D) OF2E) SIH431) After drawing the Lewis dot structure for SBr2, determine the number of single bonds,double bonds, and lone pairs on the central atom.A) 2,0, 2 B) 2,0,1C) 2,0,032) Which of the following compounds is a strong electrolyte?A) H₂0B) CH40C) NaFD) CH4D) Na+, C+, 0²-E) Nat, C4+, 032-33) Identify the major ionic species present in an aqueous solution of Na₂CO3.A) Na₂+, C²-03B)Na+, CO32-C) Na₂+, CO3²-D) 0, 2,0A) solutionB) ionic compoundC) soluteD) solidE) solvent34) What mass of C6H1206 (glucose) is needed to prepare 450. mL of a 0.650 M solutionof glucose in water?A) 293 gB) 0.692 gC) 52.7 gD) 0.293 gE) 125 g35) What mass of K2CO3 is needed to prepare 200. mL of a solution having a potassiumion concentration of 0.150 M?A) 4.15 gB) 1.49 gC) 13.8 gD) 2.07 gE) 10.4 g36) A solution is prepared by dissolving 2 g of KCl in 100 g of H₂0. In this solution, H₂Ois theA) 2.5B) 1.5E) 1, 1,0E) 02C) 3.5D) None of the above.E) 4.437) What is the molarity of a solution that contains 5.0 moles of solute in 2.00 liters ofsolution?30)31)32)33)34)35)36)37)

Strong electrolyte - completely dissociate Geometry - sp2- trigonal planar

30) Which of the following molecules has a geometry described as trigonal planar? A) CHF3 B) BF3 C) PF3 D) OF2 E) SIH4 31) After drawing the Lewis dot structure for SBr2, determine the number of single bonds, double bonds, and lone pairs on the central atom. A) 2,0,2 B) 2, 0,1 C) 2,0,0 D) 0, 2,0 32) Which of the following compounds is a strong electrolyte? A) H₂0 B) CH40 C) NaF D) CH4 E) 1, 1,0 E) 02 30) 31) 32)

30) Which of the following molecules has a geometry described as trigonal planar? A) CHF3 B) BF3 C) PF3 D) OF2 E) SIH4 31) After drawing the Lewis dot structure for SBr2, determine the number of single bonds, double bonds, and lone pairs on the central atom. A) 2,0,2 B) 2, 0,1 C) 2,0,0 D) 0, 2,0 32) Which of the following compounds is a strong electrolyte? A) H₂0 B) CH40 C) NaF D) CH4 E) 1, 1,0 E) 02 30) 31) 32)

Chemistry

10th Edition

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

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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