Five moles of O2 gas occupy an 11.2 L canister. If this gas is transferred to a 13.7 L canister, how many moles of O2 gas are needed to keep the pressure and temperature constant?

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?

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw