first question i got wrong. i got 12x10^27

Chemistry
Tutor: None Selected Time limit: 1 Day

q 1. Express in scientific notation. Choose the answer with the proper number of significant figures.

(3 x 104) (4 x 1023) = _____

Sep 4th, 2014

3*104 = 312

4*1023= 4092

312*4092= 1276704

Need one sig. fig. because 3 and 4 have one.

1 x 10^6

Sep 4th, 2014

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