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 and pink are the two colors that go well together. The neutral gray makes for an elegant understated background for various pinks shades from loud candy pink to muted grayish pinks. While bright pinks are more energetic they are best used in high traffic areas like living room or hallway.