instruction:
In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
question:
Sentence: Calculations are described showing conversions between molar mass and density for gases. Question: Calculations are described showing conversions between molar mass and what for gases?
answer:
density


question:
Sentence: Most metals exist as solids at room temperature. Question: Most metals exist in which form at room temperature?
answer:
solids


question:
Sentence: Rna and dna are types of nucleic acids containing the elements carbon, hydrogen, oxygen, nitrogen, and phosphorus. Question: Rna and dna are types of what biochemical compounds containing the elements carbon, hydrogen, oxygen, nitrogen, and phosphorus?
answer:

nucleic acids