This visual guide, which shows 100 grams of protein, makes it easier to tell how much protein is on your plate.

Thus, 0.25 moles of water are produced. Methane (CH₄) reacts with steam (H₂O) to produce hydrogen gas (H₂) and carbon ...

While one mole of any element has the same number of atoms, one mole of different elements has different masses. This is where the concept of molar mass comes in. The molar mass of an element is the ...

You have likely noticed the 3% surcharge on the dinner you paid for the other night via credit card. Or, you’ve seen the minimum purchase requirements while you were online shopping for a friend’s ...

Every year, Mole Day is celebrated on 23 October from 6:02 a.m. to 6:02 p.m., by chemistry enthusiasts, students, and teachers around the world. The date and time (10/23, 6:02) are derived from ...

A playing field in Gloucestershire has been closed to the public after reports moles have been digging up the green and have potentially brought asbestos to the surface. The Valley Playing Field in ...

London, May 17, 1985: Oleg Gordiev­sky was at the pinnacle of his career. A skilled intelligence officer, he had been promoted a few months before to rezident, or chief, of the KGB station in the ...

Stoichiometry helps to understand the relationships between reactants and products, enabling reactions to be planned for producing desired quantities. Using stoichiometry, the amounts of greenhouse ...

Moles aren’t all bad. They aerate the soil, leave natural fertilizer, and eat grubs that can harm plants. With those benefits come holes, mounds, and dips in the landscape that are hard to navigate.

I love thinking about things I can’t see with just my eyes. Like the atoms that make up everything. I asked my friend Fred Gittes how to figure out the number of atoms in a leaf. He’s a physicist at ...

While seborrheic keratosis usually isn’t cause for concern, it can look like melanoma, a serious form of skin cancer. You can tell them apart by their size, shape, color, and texture. Although ...