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Chemistry, 22.06.2019 05:30
The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?
Answers: 1
Chemistry, 22.06.2019 11:30
Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
Answers: 3
Chemistry, 22.06.2019 21:00
One similarity and one difference between an element and a mixture of elements
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Chemistry, 22.06.2019 21:30
How can the periodic table be used to predict the behavior of elements?
Answers: 1
Which of the following is an example of a physical change?
A. A solid dissolves.
B. A bond br...
B. A bond br...
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