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Calculate the residence time of sodium. Fill in the blanks.

Use T= m/f

Mass (m) Flow rate (f)
ton ton/year

Sodium 2.8 X 10^13 3.5 X 10^5

Zach is investigating the residence time of sodium in sea water. According to Zach's data table, the residence time of sodium written in scientific notation is _____________ X 10 _________ years.

Respuesta :

Edufirst
Answer: 8.0 * 10^ 7 years

Explanation:

You just need to use the given equation with the two data also given.

1) Data:

m = 2.8 * 10^ 13 ton
f = 3.5 * 10^5 ton / year

2) Formula:

T = m/f

3) Solution

Subititute the values for the variables:

T = [2.8 * 10^ 13 tons ] / [3.5 * 10^ 5 ton / year] = 0.8 * 10^ 8 = 8.0 * 10^ 7 years.

Answer: 8.0 * 10^7 years.
xkittens25x

Answer: 8 x 10^7

Explanation:

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