A synthesis reaction produces ammonia: 3 H2 (g) + N2 (g) → 2 NH3 (g)

What is the maximum mass of ammonia that can be produced from 1.20 g of hydrogen and 11.2 g of nitrogen? (Hint: Determine the limiting reactant first!)

Find the protons, electrons and neutrons for strontium with a mass of 83

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d