Are there any substances that we classify as acids that do not contain any hydrogen atoms? yes or no

Why is permeable soil best for plants that need a lot of drainage?

How many atoms are there in 5.70 mol of mg

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? (2 points) decreasing temperature decreasing pressure decreasing surface area decreasing solute concentration