Final answer:
To find the weight of the lead pipe in grams, the weight in pounds (25 lbs) is multiplied by the conversion factor (453.59237 g/lb), resulting in 11,340 grams when rounded to the nearest whole number.
Step-by-step explanation:
The question asks what is the weight of the lead pipe in grams if it weighs 25 lbs. To convert the weight from pounds to grams, we can use the fact that 1 pound is equivalent to approximately 453.59237 grams. So, the weight in grams is calculated as follows:
Weight in grams = weight in pounds × conversion factor.
Weight in grams = 25 lbs × 453.59237 g/lb.
Weight in grams = 11,339.80925 g.
When rounded to the nearest whole number, the weight is approximately 11,340 grams. Hence, the correct answer is (a) 11,340 grams.