The CBSE Class 12 Chemistry Exam 2025 is set for February 27, 2025, and as the exam approaches, strategic revision is crucial for scoring high marks. To assist students in their last-minute ...

Reason: The reaction of aldehydes with Sodium hydrogen sulphite is useful for the separation and purification of aldehydes. Answer: (b) Both A and R are true but R is not the correct explanation of A.

School of Chemical Engineering, Guizhou Minzu University, Guiyang 550025, China School of Pharmaceutical and Chemical Engineering, Taizhou University, Taizhou 318000, China State Key Laboratory of ...

According to Prof. Bartal, “The fact that a quasicrystal is a ‘shadow’ of a periodic crystal in a higher dimension is not new in itself. What we discovered is that the projection includes not only the ...

Some ingredients, like sulphite preservatives, can even cause your dog to become deficient in certain nutrients like thiamine (vitamin B1). Thiamine deficiencies can cause neurological damage and if ...

Laser Technology Institute, School of Mechanical Engineering, Jiangsu University, Zhenjiang 212013, China Institute of Engineering Technology, Jiangsu University, Zhenjiang 212016, China ...

A crystal used in the study charges under UV light. The process created by Zhong Lab could be used with a variety of materials, taking advantage of rare earths’ powerful, flexible optical ...

Tesco, Asda, Lidl and Co-op shoppers have been issued with a 'do not eat' warning as several urgent product recalls were issued. Garlic bread, burgers and apple juice are among the products ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

But now, University of Chicago Pritzker School of Molecular Engineering (UChicago PME) researchers have explored a technique to make ones and zeroes out of crystal defects, each the size of an ...