Could someone please help me tell me if these are true or false?9: The smallest particle of an element is an atom.10: Flammability is a material's ability to burn in the presence of carbon dioxide.11: The correct procedure for diluting acids is to add water to acid.12: It is appropriate to wear sandals and open-toed shoes in the lab.13: For an change of state to occur, energy must be transferred.14: Aluminum, oxygen and carbon are examples of compounds.15: A liquid has a definite shape, but no definite volume.Thanks, person with right answers get best answeri need to study these for my test! thanks
09 True 10 False (should be Oxygen) 11 False (should add acid to water slowly or it will react too quickly and explode) 12 False (Should be covered footwear in case of spills) 13 True 14 False (They are all Elements not compounds) 15 False (It has a definite volume, but no definite shape)
