Naso(aq) + Pb(NO3)2(aq) → PbSO4(s) + 2NaNO3(aq)is an example of what type of reaction?
decomposition
double displacement
single displacement
synthesis

In which situation can a mixture always be called a solution

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?

The time that is taken by neptune once around the sun is called