Astudent finds that 12.34 ml of a naoh solution is needed to neutralize 0.5678 g of potassium hydrogen phthalate (khc8h4o4). what is the concentration of the naoh solution? express your answer in mol/l.

Which of these is the result of scientific research and not engineering? a. a new shoe design that features air cushioning for more comfort and protection b. the creation of glass with uv protection. c. a conclusion about diet commonalities among diabetics. d. the development of a smaller, more compact missile.

Which best describes how johannes kepler developed his laws of planetary motion

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?