When you double the distance from the radiation source, how do the counts per minute change?

The total number of electrons in a neutral atom of every element is always equal to the atom's 1. mass number 2. number of neutrons 3. number of protons 4. number of nucleons

Which is the electron configuration for boron? O 152253 1s22s23s1 1s+2s22p2 1s22s22p

Zeros that act as are not significant

Draw lewis structure: Ge

Would a lake be a heterogeneous or a homogenous mixture or both? Explain.

What is the square root of 54554? What is the square root of 35654?

Halogens have ... Electron affinity

Observe: Change the Surface area from Minimum to Maximum. You can imagine that a solid reactant has been dissolved in a liquid. How does this change how many Reactant B molecules are exposed to Reactant A?

When placed in a 200-mL square box, a substance has a spherical shape and has a volume of 75 mL When placed in a 200-mL circular tube, the same amount of that same substance has a spherical shape and a 75-mL volume.

What is the example to the word camouflage