Question

calculate the real strength of 40 degree O.P spirit​

Answer 1

Answer:

Multiply the percentage strength of alcohol by 1.753 and deduct 100 from the product. 60 = 1.753 = 34.23%v/v Check: If strength is 74.15%v/v 74.15 x 1.753 – 100 =129.9 – 100 = +29.90 or 30° O.P If strength is 34.23 %v/v 34.23 x 1.753 – 100 = 60.00 – 100 = - 40°