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Did you know?
The horizontal fraction bar was introduced by the Arabs.
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?
Women are 50% to 75% more likely than men to experience an adverse drug reaction.
Did you know?
Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.