A sample of lemon juice had a pH of 3. What is the [OH] concentration of lemon juice

When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?