Why is water a good solvent?
A. The hydrogen bonds between water molecules are weak so they can break easily to bond to a substance that is dissolved in the water instead.
B. The hydrogen bonds in water provide a network for substances to dissolve into and become trapped.
C. It is nonpolar, and the positive and negative areas attract other polar molecules and pull them apart.
D. It is polar, and the positive and negative areas attract other polar molecules and pull
them apart.
Answers: 3
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If water is at -10 ° c and energy is added to the water until it is 50 ° c while maintaining a constant pressure of 760 mmhg, describe the phase change of the water?
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Biology, 22.06.2019 01:00, justhereforanswers13
Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.
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Biology, 22.06.2019 07:00, victorialeverp714lg
According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?
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Why is water a good solvent?
A. The hydrogen bonds between water molecules are weak so they can bre...
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