A basic solution turns , litmus paper to Select one: O Blue: Red O Red; Red O Blue: Violet Red; Blue

Q: In acidic solutions, the pH is:

A:

Q: Place 4 pieces each of blue and red litmus papers on a dry watch glass. Moisten the tip of the…

A: pH scale - Substance with pH < 7 are acids Substances with pH > 7 are base or alkaline…

Q: Calculate the PH and pOH for eacho the solutions with the fo11owing hydngo 1on or hydrxide ion…

A:

Q: Select the strongest base. A B C They all have the same strength 0: C

A: Alkanes contain carbon carbon single bond, alkenes contain carbon carbon double bond and alkynes…

Q: The pH of an aqueous solution at 25°C was found to be 6.70. The pOH of this solution is| The…

A: Provided pH=6.70 Concentration of H3O+=10-pH pOH = 14 - pH Concentration of  OH-= 10-pOH

Q: 12. Draw the general structures of a Brønsted acid and a Lewis acid.

A: A Bronsted acid is a substance that donates a proton in the form of a hydrogen ion.

Q: What is the pH of an aqueous solution of KNO₂? (Hint: Split the compound apart into separate ions,…

A: If pH is less than 7 than solution is acidic in nature.   If pH value is more than 7  than solution…

Q: Which of the following can behave as Bronsted-Lowry bases in aqueous solution? Ca(OH)2 NaOH NH4+ I…

A: According to Bronsted and Lowry concept an Acid is a substance that has the tendency to donate a…

Q: To what category of basicity does CO32- belong? Select one: a. weakly basic b. moderately basic c.…

A: The species which accepts protons are termed as base.

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.