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The circles are actually the letter "O". O is the symbol for Oxygen.
3 molecules of water
My guess is that the starch and glucose mixture is supposed to represent the starch and glucose molecules in our body, and how only the smaller molecules can pass through the walls of the small intestines.
molecules generally larger or smaller than ions
Cl2 is a diatomic molecule.
The letter y is complete in itself; it does not require a word to represent it, scientifically or otherwise.
each # in math can represent a letter Y is second to last letter so Y equals 6.2 or 2.0 it depends on the problem. <3
A letter used to represent numbers is called a variable; the most common ones are 'x' and 'y'.
Any letter in the alphabet can be used to represent a variable in algebra.
A letter used to represent a number is called a variable. Typically, the letters x and y are used, but technically you can use any letter of the alphabet.
Probably because it is the first letter of the Cartesian plane.
X and y
The circles are actually the letter "O". O is the symbol for Oxygen.
Unknonwn quantity is any variable a,b,c or x,y
The number of molecules is 4,98.10e16.
Y and Z are the last letters in the alphabet. W and J were the last letters to be added to the alphabet. Originally, the letter U was also used to represent the W sound, and the letter I to represent the J sound.
To represent the letter "Y" in American Sign Language, you would use your dominant hand to make a fist with the thumb extended and the index finger slightly bent. This handshape is similar to the letter "Y" in written form.