How many moles are in 3.45 g of Na2O?Round your answer to three significant figures. IN A FINAL EXAM HURRY PLEASE

What royal scientist used the 29th day of frozen vapor to encounter elements for mastering new culinary creations?

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation