2C4H10 + 13O2 --> 8CO2 + 10H2O Which is true about the reaction shown above?

The reaction has negative ions in two of the compounds that switch places.

The reaction releases energy.

The reaction is a single replacement.

The reaction has two elements that combine to form a compound.

The rules of engagement (roe) working group is often used to (select all that apply.)

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

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood