The molecular formula of citric acid is C 6 H 8 O 7. The chemical formula for citric acid is best shown by a diagram of its complete structural formula. This shows how the atoms are arranged in the molecule. Citric acid has three carboxyl or-COOH groups and is triprotic in nature.
In order to make tan you should mix white and brown. If you want to make the brown color yourself mix 2 parts of one primary color (like red) and 1 part of each of the other t â¦ wo (blue and yellow). The more white you use the lighter the shade of tan.
Gray is a neutral color, meaning it goes well any other color. The trick with light gray is pairing the right shade of the matching color to create the impression you desire. You can use light gray as the foundation color and use the other colors if youâre creating a unique outfit or decorating an interior space.