Answer :
1 pound = 453.59237 grams
1 cubic inch = 16.387064 milliliters
19.3 grams * 1 pound / 453.59 grams = 0.0425494389 pounds
1 cubic inch * 16.387
0.0425494389 * 16.387 = 0.6972576553 pounds / cubic inch
1 cubic inch = 16.387064 milliliters
19.3 grams * 1 pound / 453.59 grams = 0.0425494389 pounds
1 cubic inch * 16.387
0.0425494389 * 16.387 = 0.6972576553 pounds / cubic inch