What very specific property of mineral calcite allows geologists to quickly identify it in a mixture of other colorless minerals

An aqueous solution of hydroiodic acid is standardized by titration with a 0.186 m solution of calcium hydroxide. if 26.5 ml of base are required to neutralize 20.3 ml of the acid, what is the molarity of the hydroiodic acid solution? m hydroiodic acid

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule