Chemistry, 24.11.2020 04:20 guymcguyson4573
John and Lisa collected a sample of ocean water and placed it in a jar. Within a couple of days, the water had evaporated and salt was visible at the bottom of the jar.
This is an example of a
O A solute being dissolved.
B
new substance being formed.
O
С
chemical change
o
D
physical change
Answers: 2
Chemistry, 22.06.2019 02:00, cbelew0001ouje4i
How many moles of magnesium is 3.01 x10^22 atoms of magnesium?
Answers: 1
Chemistry, 23.06.2019 06:50, isabellainksow87vn
The student repeated the experiment using a higher concentration of acid. the same volume of acid and the same mass of magnesium ribbon were used. what volume of hydrogen gas would have been produced after 60 seconds?
Answers: 1
John and Lisa collected a sample of ocean water and placed it in a jar. Within a couple of days, the...
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