What is electron configuration of a Mn atom in the ground state

An aqueous solution of hydroiodic acid is standardized by titration with a 0.168 M solution of sodium hydroxide. If 18.7 mL of base are required to neutralize 29.6 mL of the acid, what is the molarity of the hydroiodic acid solution

Magnesium has three naturally occurring isotopes (Mg-24, Mg-25, and Mg-26). The atomic mass and natural abundance of Mg-24 are 23.9850amu and 79 %, respectively. The atomic mass and natural abundance of Mg-25 are 24.9858amu and 10 %, respectively.

Nickel-Iron Battery In1901, Thomas Edison invented the nickel-iron battery. The following reaction takes place in the battery. Fe (s) + 2NiO (OH) (s) + 2H2O (1) - > Fe (OH) 2 (s) + 2Ni (OH) 2 (aq) How many mol of Fe (OH) 2 is produced when 5.

What effect does distance have on the strength of the force of gravity

Molecules are made of mostly of

A 5.701 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 12.28 grams of CO2 and 5.029 grams of H2O are produced. In a separate experiment, the molar mass is found to be 102.1 g/mol.

One amu is equal to the mass of an electron the mass of one proton or one electron the mass of one neutron or one electron the mass of one neutron or one proton

Given an unknown mixture consisting of two more substances, explain how could you determine whether that mixture is a true solution, a colloid or a suspension

Which isotope of lithium has 3 neutrons?

Write the complete electron configuration for the noble gas found in the third period