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March 29, 2015

March 29, 2015

Posted by **Rebekah** on Sunday, August 22, 2010 at 2:22pm.

(a) 1.249 X 10 to the 3rd power. They said it rounded to 1.3 X 10 to the third power.

Im pretty sure this is correct but i only have one submission and i need help:)

thanks

- Chemistry-sig figs -
**bobpursley**, Sunday, August 22, 2010 at 2:25pmNo it is not correct. 0.049 does not round up to 0.1

- Chemistry-sig figs -
**Rebekah**, Sunday, August 22, 2010 at 2:27pmwhere did you get 0.049?

- Chemistry-sig figs -
**bobpursley**, Sunday, August 22, 2010 at 2:31pmLook at the last two digits of your problem. 0.249 does not round up to 0.3

- Chemistry-sig figs -
**Rebekah**, Sunday, August 22, 2010 at 3:29pmoh so is it incorrect and the answer is 1.2 or is it 1.20? does the second answer have 3 sig figs?

- Chemistry-sig figs -
**ernest**, Sunday, August 22, 2010 at 4:09pmwhy does KMnO4 act as self indicator in titration invoulving KMnO4?

- Chemistry-sig figs -
**Rebekah**, Sunday, August 22, 2010 at 4:12pmernest y did u post that on my question? it doesn't ever pertain to my question

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