Fireworks are a symbol of joy and delight for many of us but they are nothing but a mixture of different chemical substances for a chemist. When fireworks explode, we may expect to see a lot of colors and scienc
Almost every material we could ever want is lurking somewhere in the planet beneath our feet. From the gold we wear as jewelry to the oil that powers our cars, Earth's storehouse of amazing materials can supply virtually every need. Chemical elements are the basic building blocks from which...
Science Chemical reactions If you mix 0.1 M {eq}K^+ {/eq} and 1 M {eq}HCl {/eq} in a test tube, what colors are present?Question:If you mix 0.1 M {eq}K^+ {/eq} and 1 M {eq}HCl {/eq} in a test tube, what colors are present?
Identify which substances you would put into a firework to delight a crowd of spectators. (this is a post-lab question regarding electron configuration. LiCl had a red flame, NaCl and CaCl2 had an orange flame, and KCl had a blue flame). What color is absorbe...
Answer to: Describe what you would expect to observe, if anything, when a piece of nickel is placed in a solution of copper(II) nitrate. By signing...
Flame test is a qualitative test used to identify the presence of specific metal ions. The gas or vapor particles of the metal ion may be excited by the heat energy resulting in the promotion to a higher energy level. When it goes back to the ground...
While ignition is often associated with a specific chemical reaction, such as the burning of fuel in an engine or a match, lighting encompasses a broader spectrum of actions, including the practical aspect of illuminating spaces for visibility and aesthetic purposes. Ignition is a term more commonl...