Physics, 19.08.2021 01:00 mxrvin1350
Why are there only two elements in the first period of the periodic table?(1 point)
because the next elements have other things in common and they need to be arranged together
because only two electrons can fit in the first orbit around the nucleus, and each period on the table is organized by number of orbits
because each row increases in atomic mass by a specific number, so anything over five is in the second row
because the first two elements both start with H and are grouped together
Answers: 3
Physics, 21.06.2019 23:30
Which is the best for showing percentages of different types of cars sold(gas hybrid , electric , other ) in the united states ?
Answers: 3
Physics, 22.06.2019 18:00
At the negative terminal of the battery the electron has electric potential energy. what happens to this energy as the electron jumps from the negative to the positive terminal?
Answers: 1
Physics, 22.06.2019 20:00
Aturntable that spins at a constant 74.0 rpm takes 3.10 s to reach this angular speed after it is turned on. find its angular acceleration (in rad/s2), assuming it to be constant, and the number of degrees it turns through while speeding up.
Answers: 2
Physics, 22.06.2019 22:00
Agirl throws a ball. if the ball's acceleration is 12 m/sec/sec and its mass is 0.5 kg, how much force did the girl apply to the ball?
Answers: 1
Why are there only two elements in the first period of the periodic table?(1 point)
because the ne...
Mathematics, 11.12.2019 12:31
Health, 11.12.2019 12:31
Mathematics, 11.12.2019 12:31
Chemistry, 11.12.2019 12:31
Social Studies, 11.12.2019 12:31
Mathematics, 11.12.2019 12:31
Mathematics, 11.12.2019 12:31
Mathematics, 11.12.2019 12:31
History, 11.12.2019 12:31