How many moles of rice grains are equal to 1. 807 x 10^24 grains of rice WITH SOLUTION PO SANA.

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?

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