Solve the Problem $9.11 \times 10 ^ { - 28 }$

question 168

Multiple Choice

Solve the problem. Express your answer in scientific notation, and round to one decimal place.
-The mass of an electron is approximately $9.11 \times 10 ^ { - 28 }$ grams. Find the mass of $813,000,000$ electrons.

• A) \(7.4 \times 10 ^ { - 18 }\) grams
• B) \(7.4 \times 10 ^ { - 20 }\) grams
• C) \(7.4 \times 10 ^ { - 19 }\) grams
• D) \(7.4 \times 10 ^ { - 17 }\) grams

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Definitions:

Partial Pressure

The pressure contributed by a single type of gas in a mixture of gases.

Interstitial Fluid

The fluid that fills the spaces between most cells of the body, providing a means of delivering nutrients and removing waste.

Capillary Blood

Blood that circulates through the very small vessels connecting arteries and veins, facilitating nutrient and waste exchange.

Respiratory Effects

Impacts on breathing or the respiratory system, potentially resulting from environmental factors, diseases, or substances.