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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
Did you know?
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.