suppose that the function represents the number of grams of a radioactive substance at time days. if , how long does it take grams of ths substance to be reduced to grams?

After cloud droplets form, what must happen to them for precipitation to occur?

How many atoms are there in 5.70 mol of mg

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate