Chemistry, 07.07.2019 02:50 mosthatedpicky1
The mass of an atom may be determined by adding the masses of the protons and neutrons in the nucleus. why is it unnecessary to include the electrons when determining the mass of an atom?
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Chemistry, 21.06.2019 18:50
Which term refers to a property that depends only on the amount of a substance? ©@
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Chemistry, 23.06.2019 00:30
Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.
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Chemistry, 23.06.2019 00:30
An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8
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Chemistry, 23.06.2019 02:10
Detrimental the length of the object shown 1. 97.8mm 2. 97.80 mm 3. 97mm 4. 98mm
Answers: 2
The mass of an atom may be determined by adding the masses of the protons and neutrons in the nucleu...
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