Physics, 03.02.2020 18:48, jolleyrancher78
Which of the following accurately describes properties of valence? a. the greater the number of electrons an atom has to borrow or to lend, the greater the activity of the atom. b. metals tend to have a negative valence and tend to be electron borrowers. c. the smaller the number of electrons an atom has to borrow or to lend, the greater the activity of the atom. d. nonmetallic elements tend to have a positive valence and tend to be electron borrowers.
Answers: 3
Physics, 23.06.2019 02:00, solizj6728
Two models of the same compound are shown. in what way is model b better than model a? model b shows the types of elements in the compound, but model a does not. model b shows the three-dimensional shape of the molecule, but model a does not. model b shows how the atoms in the molecule are connected, but model a does not. model b shows the number of atoms of each element in the molecule, but model a does not
Answers: 1
Physics, 23.06.2019 10:00, IsabellaGracie
A12-g wad of sticky clay is hurled horizontally at a 100-g wooden block initially at rest on a horizontal surface. the clay sticks to the block. after impact, the block slides 7.5 m before coming to rest. if the coefficient of friction between the block and the surface is 0.65, what was the speed of the clay immediately before the impact?
Answers: 1
Physics, 23.06.2019 18:00, mdarter
A5.0 kg box is on a frictionless surface. two forces act on the box as shown below. which best describes the motion of the box? the box will not move. the box will accelerate to the right. the box will move to the right with constant velocity. the box will move to the left with decreasing speed.
Answers: 1
Which of the following accurately describes properties of valence? a. the greater the number of ele...
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