Physics, 29.06.2019 10:20 tatilynnsoto17

An element's atomic number is 31. how many electrons would an atom of this element have?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 21:40, sannai0415

Since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of "if…then…because…” when writing your hypothesis.

Answers: 1

continue

Physics, 22.06.2019 01:00, blesskids600

An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.

Answers: 1

continue

Physics, 22.06.2019 09:00, perezsamantha3oqr0za

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

Answers: 2

continue

Physics, 22.06.2019 19:30, emma8292

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f