Mass of hydrogen required when 4.5 grams of oxygen reacts to form water for the balanced reaction 2 h₂ + o₂ → 2 h₂o assume o = 16.0 g/mole h = 1.0 g/mole

Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

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