Help needed ASAP, I will mark your answer as brainliest.

What is the temperature of one mole of helium gas at stp?

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

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles