Chemistry, 25.08.2019 01:00 jasminebaeeecx
Which type of energy is associated with the random motion of atoms and molecules in a sample of air? (1) chemical energy (2) electrical energy (3) nuclear energy (4) thermal energy
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Chemistry, 22.06.2019 06:00
Why is permeable soil best for plants that need a lot of drainage?
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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 10:30
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
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Chemistry, 22.06.2019 10:30
What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature
Answers: 1
Which type of energy is associated with the random motion of atoms and molecules in a sample of air?...
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