What term did Mendel use to describe the parent plants?

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

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

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?