an analytical chemist is titrating 105.7 mL of a 0.8900 m solution of butanoic acid with a 0.2400 m solution of KOH. the pka of butanoic acid is 4.82. calculate the pH of the acid solution after the chemist has added 218.8 mL of the KOH solution to it

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?