Hydroxide ion is a strong and would react with H+ to form water
OH-+H+---->H2O
Answer:
29 L.
Explanation:
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In this case, considering that we are performing a conversion by which the time should be cancelled out to obtain liters, we first need to convert the seconds on bottom to hours and then the volume on top to liters, just a shown down below:

Which turns out 29 L with 2 significant figures.
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Answer:
Molecule.
Explanation:
carbon and fluorine. Based on the bonding, a unit of carbon dioxideis described as a molecule.
D as the two substances could have close boiling points, so if the temperature is not controlled well, both substances will evaporate.