the number of gram of salicylic acid that must be added to the grams of 4% salicylic acid ointment To prepare 360 grams of 6% salicylic acid ointment​

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

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

Which type of intermolecular attractions holds ammonia molecules together with other ammonia molecules?