Chemistry, 29.03.2020 08:15 purplefish53
What is mostly commonly found element in the Earth's crust??
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Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge
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6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction
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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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What is mostly commonly found element in the Earth's crust??...
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