Chemistry, 10.07.2019 18:30 riptaylorsreputation
The main reason petroleum cannot be a mineral is because it is man made
Answers: 2
Chemistry, 21.06.2019 20:10
What can be added to the examples section of each circle? endothermic: ice melting into water, and a heat pack becoming warm exothermic: a glow stick glowing, and fireworks exploding endothermic: ice melting into water, and an instant ice pack turning cold exothermic: fireworks exploding, and gasoline burning endothermic: a glow stick glowing, and a heat pack becoming warm exothermic: an instant ice pack turning cold, and ice melting into water endothermic: gasoline burning, and an instant ice pack turning cold exothermic: ice melting into water, and an instant ice pack turning cold
Answers: 1
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
Answers: 2
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
The main reason petroleum cannot be a mineral is because it is man made...
Mathematics, 16.12.2021 19:00
Mathematics, 16.12.2021 19:00
Social Studies, 16.12.2021 19:00
Social Studies, 16.12.2021 19:00
Mathematics, 16.12.2021 19:00
Mathematics, 16.12.2021 19:00
Mathematics, 16.12.2021 19:00
Mathematics, 16.12.2021 19:00
Health, 16.12.2021 19:00
Mathematics, 16.12.2021 19:00
English, 16.12.2021 19:00
Social Studies, 16.12.2021 19:00
English, 16.12.2021 19:00