rionna95 rionna95 Today at 12:31 AM Mathematics Answered An average grain of rice weights about 25 mg or 0.025 grams. Which of the following shows the Neight in grams in scientific notation? 1. 2.5 x 102 3. 2.5 x 102 C. 0.25 x 10 D. 0.25 x 10-2