Chemistry, 25.07.2019 07:10 franvelpaulino2191
What net force is required to push a sofa with a mass of 59 kilograms so that it accelerates at 9.75 meters/second2? (assume a flat, frictionless surface.) a.) 6.1 newtons b.) 59 newtons c.) 5.8 Γ 102 newtons d.) 6.0 Γ 102 newtons
Answers: 2
Chemistry, 21.06.2019 17:10
There are 6.022 x 10^23 atoms of hg in 1 mole of hg. the number of atoms in 4.5 moles of hg can be found by multiplying 4.5 by 6.022 x 10^23 a. 2.7 x 10^24 b. 27 x 10^23 c. 2.71 x10^24 d. 27.099 x 10^23
Answers: 3
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, 23.06.2019 03:00
Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?
Answers: 2
What net force is required to push a sofa with a mass of 59 kilograms so that it accelerates at 9.75...
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