Una gota de agua de 0,065 g contiene 2,174 . 10^21 moléculas.¿cuántas moléculas habrá en un vaso que contiene 200g de agua? ¿cuál será la masa de un depósito que contiene 1,271 . 10^28 moléculas?

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?