Chemistry, 01.07.2019 13:30 angemango3423
What best explains the reason solids have a definite shape and volume? a. the molecules in solids move past each other easily. b. the molecules in solids stay in a definite location and vibrate. c. the molecules in solids move freely in all directions. d. the molecules in solids do not move at all.
Answers: 1
Chemistry, 21.06.2019 15:00
Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.
Answers: 2
Chemistry, 21.06.2019 22:30
What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)
Answers: 2
Chemistry, 22.06.2019 14:00
Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *
Answers: 2
Chemistry, 22.06.2019 16:00
Which factor is likely to impact the possible number of compounds ?
Answers: 1
What best explains the reason solids have a definite shape and volume? a. the molecules in solids m...