Ammonia is an essential chemical used across many industries worldwide. Beyond its traditional role as a fertilizer, it is ...

API PC-12 engine oil categories CL-4 and FB-4 are advancing toward a 2027 launch. Here’s what the changes mean for fleets, ...

Chlorine, a highly reactive nonmetal in Group 17 (the halogens) of the periodic table, exhibits a range of oxidation states due to its electronic configuration. The likely oxidation states of chlorine ...

The oxidation number, also known as the oxidation state, is a crucial concept in chemistry used to track the hypothetical charge an atom would have if all bonds were completely ionic. Determining ...

(C) The free energy as well as the entropy of mixing are zero Reason: - Ka for benzoic acid is 6.5 x 10-5 and for acetic acid is 1.74 x 10-5. Select the most appropriate answer from the options given ...

Use this page to revise the following concepts within redox reactions: Rule 1: For elements, their oxidation numbers are all 0. Examples: \(\text{O}\) in \(\text{O}_2 ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Audrey Eldridge brings an inhaler with her whenever she gets in the pool. An elite Masters swimmer from Colorado Springs, she swims between 3,000 and 4,000 meters per day. She notices respiratory ...

The highest number of trucks carrying aid entered the Gaza Strip on Tuesday since the start of the war in October, the Israeli military said. It was further bolstered by an unprecedented airdrop of ...

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, ...