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49 solutions

Electrolytes

Q. The electrical conductivities of the following 0.100 M solutions were measured in an apparatus that contained a light bulb as the indicator of conductivity. the solutions in order of decreasing intensity (brightest to dimmest) of the light bulb. Rank from brightest to dimmest bulb. To rank items as equivalent, overlap them. Al(NO3)3, KI, HF, CH3OH

Solved • Mar 13, 2020

Electrolytes

Q. Aqueous solutions of the following substances are prepared. Which one would you expect to have the lowest electrical conductivity? A. NaOH B. CH3CH2OH (ethanol) C. KBr D. CH3CH3COOH (acetic acid) E. HCl4

Solved • Mar 17, 2020

Electrolytes

Q. Which of the following is most soluble in water? A. benzene, C6H6 B. potassium nitrate, KNO3 C. carbon tetrachloride, CCl4 D. Hexane, C6H14 E. ethane, C2H4

Solved • Mar 17, 2020

Electrolytes

Q. Which of the following water soluble compounds does not conduct an appreciable current in aqueous solution by means of ion movement? A. CH3COOH (acetic acid) B. NaNO3 C. CH3CH2OH (ethyl alcohol) D. KCl E. HF

Solved • Mar 17, 2020

Electrolytes

Q. Classify each of the following substances as either a strong or weak base, or a soluble or insoluble salt. CH3COOH, NH3, Ba(NO3)2, HI, Ca(OH)2

Solved • Mar 5, 2020

Electrolytes

Q. The compound potassium chloride is a strong electrolyte. Write the reaction when solid potassium chloride is put into water:

Solved • Feb 21, 2020

Electrolytes

Q. The compound silver nitrate is a strong electrolyte. Write the reaction when solid silver nitrate is put into water:

Solved • Feb 21, 2020