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During respiration, plant cells release: water oxygen sugar carbon dioxide
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What is the smallest component or the most basic building block of any element ? a. an atom, b.a compound c.gas d.element
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Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from
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Chemistry, 22.06.2019 08:00
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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Chemistry, 22.06.2019 11:50
Acompound has a molecular weight of 12.124 atomic mass units and the empirical formula c3h40. what is the molecular formula of the compound?
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During respiration, plant cells release: water oxygen sugar carbon dioxide...
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