What mass of hydrogen (H2) is necessary to react with five moles of nitrogen (N2) to produce NH3 in the
following chemical reaction? Chemical Reaction: N2 + 3H2 → 2NH3

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as

What are the similarities between compounds and mixtures?