The video on average atomic mass did not prepare me for the exercise Apply: Calculating average atomic mass. It did not explain how to calculate instead the video was twice as long as previous videos in the unit and was like a slow, vague review. Is there a way to actually learn that?
კომენტარის დასატოვებლად გთხოვთ გაიაროთ ავტორიზაცია.