Calculate the density of sulfuric acid if 35.4 ml of the acid weighs 65.14 g

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

What does the symbol (–hfus) indicate in a phase change?