The pH of the ocean surface is about 8.1, although it does vary by location. What is the molar concentration of [H3O+] if the ocean has a pH of 8.15?

What is the relationship between science and pseudoscience?

Some people think that hydroelectric and solar power should be used to supply all of the electricity for the Unite States. Which of the following would be a flaw in this plan?

a 160 milligram sample of a radioactive isotope decays to 10 kilograms in 12 years. what is the half life of this element

Examine the incomplete statement. Liquids have a _[blank]_ shape and _[blank]_ volume. Which words best complete the statement? fixed; fixed variable; variable variable; fixed fixed; variable

Biphenyl, C 12 H 10, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C 6 H 6. C6H6. At 25 ∘ C, 25 ∘C, the vapor pressure of pure benzene is 100.84 Torr. What is the vapor pressure of a solution made from dissolving 19.0 g 19.

Consider the balanced equation K, Croa (aq) + Pb (NO3) 2 (aq) → PbCrO4 (s) + 2KNO3 (aq) If 25.0 ml of a 1.00M K, Cro, solution is mixed with 10.0 ml of a 0.500M Pb (NO3) 2 solution. a. How many moles of potassium chromate are present? b.

Name 3 organisms that would be classified as eukaryotic, multicellular, and heterotrophic.

A bond formed by electrical attraction between two oppositely charged ions is called

Which indicator is blue in a solution that has a pH of 5.6? (1) bromcresol green (3) methyl orange (2) bromthymol blue (4) thymol blue

A hot meal plate at 150 has been placed in air at room temperature. Which event would most likely take place over the next few minutes