Posted by **Sally** on Thursday, September 20, 2012 at 10:34pm.

How many significant figures does 22.0, 0.22, 22. , 0.022?

Im just confused as to the decimal addition to numbers and what the sig figs will be for them.

If you dont mind can you please state some rules for sig figs that are helpful and some confusing rules as well and pretty please with a cherrry on top, some examples???? Im a chemistry Student by the way.

THNAK YOU!!!!!!! ;^)

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