Magnesium chloride breaks down into magnesium and chlorine gas. how many Mg of magnesium chloride were needed to produce 1.123 moles of chlorine gas? STOICHIOMETRY

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

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