At which instance contain 1 molecule of substances from following? (1). Hydrogen atoms of 2g of Hydrogen
(2). Oxygen atoms of 8g of Oxygen
(3). Water molecules of 8g of water
(4). Methane molecules of 16g of methane

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

Which part of a feedback mechanism is able to monitor the conditions outside of cells and usually uses nerve cells to relay this information to an intergrating center

What is the molar mass of a gas that has density of 2.054 g/l