Chemistry, 17.01.2021 04:10 teagan1716
An atom contains 8 protons, 8 neutrons and 10 electrons. A second atom
contains 9 protons, 10 neutrons and 10 electrons. What can be said about
these two atoms?
A. Both atoms are neutral
B. The atoms are isotopes of each other
C. Both atoms are ions
D. these atoms cannot exist in nature
Answers: 3
Chemistry, 21.06.2019 20:30
As you move from right to left on the periodic table the atomic radius fill in the blank
Answers: 2
Chemistry, 21.06.2019 22:30
Often on a topographic map, every fifth contour line is darkened. what is this line called? a. key b.slope c.benchmark d. index contour
Answers: 1
Chemistry, 22.06.2019 10:00
3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?
Answers: 2
Chemistry, 22.06.2019 12:10
Building glycogen from glucose molecules is an example of
Answers: 3
An atom contains 8 protons, 8 neutrons and 10 electrons. A second atom
contains 9 protons, 10 neutr...
Mathematics, 24.10.2019 02:00
Social Studies, 24.10.2019 02:00
Mathematics, 24.10.2019 02:00
Mathematics, 24.10.2019 02:00
English, 24.10.2019 02:00
Physics, 24.10.2019 02:00
Biology, 24.10.2019 02:00