HELP ME covalent compounds are typically soft and malleable while ionic compounds are typically hard and brittle. Describe what is occurring at the particulate level to cause these physical properties within a covalent solid.

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?