What is the [OH-] in a solution with a pOH of 5.71?

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years

What is formed when amino acids form long chains or polymerize