abi3711 abi3711

30-11-2020
Chemistry

contestada

Express in scientific notation. Choose the answer with the proper number of significant figures.
9x109
4.5 x 10

Respuesta :

fireywolfa fireywolfa

30-11-2020

Answer:

4.5 times 10 = 45

Explanation:

"Non-zero digits are always significant. Any zeros between two significant digits are significant. A final zero or trailing zeros in the decimal portion ONLY are significant."

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