How many electrons are in the element that comes just before platinum in the periodic table?

Which part of the atom is not found in the nucleus

Energy from the sun comes from fusion. What happens during that reaction? A. Carbon dioxide turns into oxygen B. hydrogen turns into helium C. helium turns into hydrogen D. oxygen turns into carbon dioxide

Chlorofluorocarbons may be harming the ozone layer by doing what

The outer shell electrons in metals are not tightly bound to the nuclei of their atoms they are free to roam throughout the material moving from atom to atom these materials are good

Does a larger drum mean a deeper sound will be produced

You have two pendulums with cords that are exactly the same length. one is on earth (with an acceleration due to gravity of 9.81 meters/second2) and the other one is on the moon (with an acceleration due to gravity of 1.63 meters/second2).

The magnetic field is 0.0 2M from the wire is 0.1 T what is the magnitude of the magnetic field 0.0 1M from the same wire

A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is 3.5 x 10 exponent 5 kg, its speed is 27.0 m/s and the net braking force is 4.30 x 10 exponent 5 N, (A) what id its speed 7.

What is matter in context clues

The metallic elements which all react in water are found in the: same group same period rare earth elements