Respuesta :
A sample of 5 lb has a mass, expressed in grams, of 2.268 × 10³ g (Option D).
To convert pounds (lb) to grams (g), we need a conversion factor. In this case, the conversion factor is 1 lb = 453.592 g. A mass of 5 lb, expressed in grams, is:
[tex]5 lb \times \frac{453.592 g}{1lb} = 2.268 \times 10^{3} g[/tex]
A sample of 5 lb has a mass, expressed in grams, of 2.268 × 10³ g.
You can learn more about unit conversion here: https://brainly.com/question/19420601