When one studies the acidity of the juice, when mixed and sorted from the most to the least put lemon, orange, pineapple juice to the water when the juice of three types mixed together. in proportion as pineapple juice mixed with lemon juice in volume 1 tablespoon equal vinegar mixed with lemonade in volume 1 tablespoon equal vinegar mixed with pineapple juice in quantities of 1 tablespoon of equal when mixed. Then proportion Stir well, then test the pH with litmus. Records obtained by sorting the pH level. From the most to the least.
การแปล กรุณารอสักครู่..