What is the definition of megajoules per portion?
megajoule. The international derived unit for measuring energy, work or force, which is defined as the work produced by the force of 1 newton acting over a distance of 1 metre, where 4.2 MJ is equal to 100 kcal. To convert from kilocal to MJ, multiply by 4.814 x 10-3.Similarly, what are joules in fo...