A 0.200 M solution of a weak base in water has a pH = 10.40 at 25°C. Calculate the value of Kb for this base.

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

What are four significant sources of ghgs that come from wostem washington?