The answer is gravity. I hope this helps.
1.8 mol of Na. hope this helps
Bulimia nervosa is similar in many ways because the individual is obsessed with their weight and wants to continuously lose weight to achieve their idea of a 'perfect' body shape. But with bulimia, there are periods of binging and purging. This means that the individual with bulimia may go through a period where they eat an excessive amount of food and then purge by using exercise, medications or vomiting to get rid of the food.
(I copied this from betterhelp.com)
D or b you chose because it can go any way
The final velocity is a vector quantity that measures the speed and direction of a moving body after it has reached its maximum acceleration