Question

The body of a person who weighs 50 kilograms contains around 2 × 10^2 grams of sodium chloride. How much sodium chloride is contained in the bodies of 1.8 × 10^3 people who each weigh 50 kilograms? Represent the answer in scientific notation
A. 3.6 × 10^5 gramsB. 1.1 × 10^1 gramsC. 36 × 10^5 gramsD. 11 × 10^1 grams

Answer 1

Answer:

Answer is A.$3.6*10^{5}$

Step-by-step explanation:

Mass of Sodium Chloride in one 50kg person = $2*10^{2}$ grams

Mass of Sodium Chloride in $1.8*10^{3}$ 50kg people = $2*10^{2}$ * $1.8*10^{3}$

=$(1.8*10^{3})*(2*10^{2})$

=$3.6*10^{5}$

So the Answer is A.