Chemistry, 29.07.2019 09:30 kleighlamb4901
Gold has a half life of 7653yrs. how many years would it take for 200g sample to be reduced to 25g?
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Chemistry, 22.06.2019 07:30, avisconti571
Label a-f based on the table using c for concentrated and d for dilute
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Chemistry, 22.06.2019 08:00, wizz4865
Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next
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Gold has a half life of 7653yrs. how many years would it take for 200g sample to be reduced to 25g?...
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