Lily replicates an experiment that found that the number of calories in a particular food is 50 kcal. she obtained data from
five trials: 50 kcal 72 kcal, 50 kcal, 12 kcal, and 50 kcal. which best desribes her data results? a. accurate b. incorrect c. invalid d. precise

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car