Chemical changes can change which properties of a substance? Group of answer choices

Reactivity

Color

Malleability

All of the above

Rutherford's experiment indicated that matter was not as uniform as it appears what part of his experimental results implied this idea

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process