Calculate the grams of solute required to make 250 g of 0.10% mgso4 (m/m).

use this formula: percent by mass: mass of solute/mass of solution×100%

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

Which type of fossil does this image depict?

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .