After dinner, hector demonstrated to his parents a process that he learned in science class that day. He poured a small amount of sugar into a cup of water and then stirred it until the sugar dissolved. Which process did hector demonstrate?
A. How to separate components of a solution
B. How substances dissolve in water to produce pure substance
C. How two pure substances can be combined to form a solution
D. How dissolving a substance in water is an example of chemical reaction
Answers: 2
Biology, 22.06.2019 03:00
What happens during interphase? (1)the nucleus grows to its full size. (2)the cell grows to its full size. (3)the nucleus divides into two nuclei. (4)the cell divides into two cells.
Answers: 1
Biology, 22.06.2019 04:00
What amino acid is coded for by this sequence after the mutation
Answers: 1
Biology, 22.06.2019 06:00
How can you tell the difference between rough er from smooth er?
Answers: 2
Biology, 22.06.2019 16:30
Organize the following objects from lowest volume to highest volume
Answers: 2
After dinner, hector demonstrated to his parents a process that he learned in science class that day...
Mathematics, 21.04.2020 18:23
English, 21.04.2020 18:23
Mathematics, 21.04.2020 18:24
Mathematics, 21.04.2020 18:24