1a. A spring takes a force of 5.ON to extend it by 2.0cm. What is the spring
constant in N/m?

Spring force is given be kx.

Where k is spring constant and x is the distance moved.

Using this relation,

Ithinks its false. tell me if im wrong

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom