Which of the following is an example of matter?
Electricity
Heat
Light
...
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Chemistry, 22.06.2019 06:40
Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.
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An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
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The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
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To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %
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