On the far right side of the periodic table, just beneath oxygen, sits a lesser-known group of elements called the chalcogens ...

In this video series I will show you how to divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if ...

In this video series, I will show you how to combine complex numbers by either subtracting or adding them together. Complex numbers have real and imaginary components. When combining complex numbers, ...

In chemistry, the concept of oxidation numbers is a crucial one for understanding various chemical reactions and compounds. The oxidation number of an atom represents its charge or apparent charge, ...

Oxidative stress happens when free radicals outnumber antioxidants, which can damage fatty tissue, DNA, and proteins throughout your body. Oxidative stress is linked to diseases like diabetes, ...

The dichromate ion, Cr₂O₇²⁻, is a vibrant orange-colored chemical species often encountered in redox reactions. Understanding its behavior hinges on determining the oxidation number of chromium (Cr) ...

Exchanging phone numbers is something many of us do regularly. Perhaps to stay in touch with a new friend, follow up on a potential business opportunity or form a new romantic connection. But ...

Cathode and Anode: These terms are widely used in electrolysis and electrochemical systems. Understanding them is important, as their charges vary based on the system and reaction they are involved in ...

Zach was an Author at Android Police from January 2022 to June 2025. He specialized in Chromebooks, Android smartphones, Android apps, smart home devices, and Android services. Zach loves unique and ...

I cover Android with a focus on productivity, automation, and Google’s ecosystem, including Gemini and everyday apps. With a background in engineering and software development, I tend to go beyond ...