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Chemistry
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OpenStudy (anonymous):
How many elements are in the formula 2H2O
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OpenStudy (abb0t):
How many do you think there are? Look at your periodic table.
OpenStudy (anonymous):
first try to get the basic knowledge of the elements with the help of the periodic table before going to compounds made up of more than one element
OpenStudy (wolfe8):
How many letters that begin with a capital letter do you see?
OpenStudy (anonymous):
two different elements five elements in total
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