$12 per pound
1 pound 12 ounces at $1.96 per pound is: $3.43
The weight of 12 ounces of R-134a Freon is approximately 0.75 pounds, since there are 16 ounces in a pound. R-134a has a density of about 1.2 grams per cubic centimeter, which translates to around 0.04 pounds per ounce. Therefore, 12 ounces would weigh roughly 0.75 pounds.
First off it contains no Freon. The refrigrant used is not Freon R12 but is R134a. Freon is extremely expensive but R134a is around $7 per 12 ounce can.
The original freon is R-12. Good luck finding it and if you do expect to pay over $ 100 per pound. The system should be converted over to 134A by a mechanic.
12€ a kilo
That is 3/4 pound of pasta.
12 pounds is 192 ounces (16 ounces per pound).
(1+12/16)lb X $ 1.96 = $ 3.43
About $12 per pound
To determine how many 12-ounce cans of Freon are needed to make 3.5 pounds, first convert the weight to ounces: 3.5 pounds is 56 ounces (since 1 pound equals 16 ounces). Each 12-ounce can contains 12 ounces of Freon, so dividing 56 ounces by 12 ounces per can gives approximately 4.67 cans. Therefore, you would need 5 cans to have enough Freon to exceed 3.5 pounds.
The unit cost would be (12 dollars) / (150 pound) = 0.08 dollars per pound, or could word it as $0.08 per pound, or 8 cents per pound.