Question

why was oxygen initialLy used as standard for atomic mass?​

Answer 1

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Question: why was oxygen initally used as standard for atomic mass?​

AnSwEr: Initially Oxygen was used as a standard for atomic mass becoz oxygen could react with most if the elements which were discovered then..
So they thought that this element would be apt for finding the standard atomic mass. ....

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Answer 2

1.it react with a large number of element to form large number of compounds .

2.