Chemistry, 15.12.2020 16:50 powerserg2325
When water is heated a physical change occurs and it forms steam. When a lighted splint is applied to hydrogen gas, a chemical change occurs producing water in the form of steam. Explain how these two statements show two differences between physical and chemical changes.
Answers: 1
Chemistry, 22.06.2019 03:00
In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?
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Chemistry, 22.06.2019 04:00
The rules of engagement (roe) working group is often used to (select all that apply.)
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Chemistry, 22.06.2019 05:50
Calculate the number of molecules present in 0.750 mol of mgo.
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Chemistry, 22.06.2019 07:50
In which situation can a mixture always be called a solution
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When water is heated a physical change occurs and it forms steam. When a lighted splint is applied t...
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