Question 49 2 pts Consider the following substances and their polarities: A-nonpolar, B - nonpolar, C-polar,...
Are the bonds in each of the following substances ionic, nonpolar covalent, or polar covalent? (a) KCl ionic nonpolar covalent polar covalent (b) P4 ionic nonpolar covalent polar covalent (c) BF3 ionic nonpolar covalent polar covalent (d) SO2 ionic nonpolar covalent polar covalent (e) Br2 ionic nonpolar covalent polar covalent (f) NO2 ionic nonpolar covalent polar covalent Arrange the substances with polar covalent bonds in order of increasing bond polarity. (Use the appropriate <, =, or > symbol to separate...
1. Would the following compounds be more soluble in hexane (nonpolar) or water (polar) given the chemical formulas? (3 points) a) Na2SO4 b) CH3-NH2 c) nonane (nonpolar)
1st attempt M See Periodic Table Two liquids - one polar, one nonpolar - have the same molar mass. Which one has the higher boiling point? Choose one: A. The polar liquid will have the higher boiling point, since its molecules have dipole-dipole interactions. B. They will have similar boiling points, since the dispersion forces depend upon molar mass. C. The nonpolar liquid will have the higher boiling point, since its molecules are more loosely held together. D. The nonpolar...
QUESTION 3 Is the molecule below polar or nonpolar? :0: :c! ci: O A. polar OB. nonpolar
Water is a polar solvent; hexane is a nonpolar solvent. In which solvent is each of the following more likely to be soluble? (a) vegetable oil, nonpolar (b) benzene, nonpolar (c) LINO3, ionic (d) Na2SO4, ionic Calculate the % concentrations of the following solutions. (a) 0.60 g of Klin 18.0 g of water (% m/m). (b) 8.5 g of casein in 130 mL of low-fat milk (% m/v). Show work and underline final answers.
ChemActivity 22 Polar, Nonpolar, and lonic Bonds 135 Exercises infog molecules (or ions) as nonpolar, polar ionic. Clasity each of the following bonds as nonpolar, polar, or ionic. C inC O-H in Ho: Si-Cl in Sicla : C-H in benzene (CoHo) Al-O in AlbO, Na-F in NaF: K-c in KCI N-O in NOj H-S in H2s: НН H-N-C-c-o-H C-O in H tot 3. Excluding the inert gases, which element in the periodic table has the largest electronegativity? Which has the...
Organic compounds are always polar and dissolve in water True False Question 2 1 pts Inorganic salts are usually polar and soluble in water O True False Question 3 1 pts What kind of bonds do we usually find in organic hydrocarbons? non polar covalent bonds polar covalent bonds polar ionic bonds coordinated bonds
Solute KMnO4 Soluble/Not Soluble in Water (A.1) Cyclohexane (A.2) Identify the Solute as Polar or Nonpolar (A.3) Sucrose Vegetable oil NaCl is soluble in water, but I, is not. Explain. State the general solubility rule concerning the polarities of a solute and solvent. Calculations B.4 Solubility is expressed as the number of grams of solute in 100 mL of water. Because you used a sample of 5.0 mL of water, the mass of the solute you measured out and the...
Consider the GC chromatogram below. Which compound is more polar, compound A or compound B? Question 2 1.5 pts Consider the GC chromatogram below. Which compound is more polar, compound A or compound B? time O compound A is more polar compound B is more polar
No need to show work 10) The HF bond can be classified as A) polar covalent B) nonpolar covalent C) ionic D) bent E) planar 11) Which is the most polar bond in the following list? A O-H B) S-O C) C-S D) I-I E) P-H 12) In the following list, which is the nonpolar molecule? A) H20 B) CCl4 C) HCI D) CH3F E) PC13 D) BF3 E) N2 13) In the following list, which is the polar molecule?...