
What is the principle of oxidation in apples?
Peeled apples are exposed to air, so they undergo an “oxidation” reaction. The specific reaction…
Peeled apples are exposed to air, so they undergo an “oxidation” reaction. The specific reaction is that some phenolic substances are reacted with oxygen by the catalytic action of PPO to produce quinones. The so-called PPO is a phenolic enzyme, and this quinone reacts together to produce melanin. Can I eat apples that have oxidized?…
Nothing could be more “country” than host Kelsea Ballerini’s performance on stage on Sunday night. When the CMT Music Awards announced that country singer Kelsea Ballerini would host this year’s show, no one had reason to believe that viewers would see anything unexpected.Ballerini has been the show’s host for the past two years. She is…
PDT vs. PST You might be aware that there are different time zones around the world. But how are they so different from each other? Well, in this post, we will be looking at two of such time zones. Here, we will look at the difference between PDT and PST. Let’s get started. What is…
The charge carried by a glass rod rubbed with silk is called a positive charge; a proton is a positive charge, while a positive charge is not necessarily a proton. The charge of a rubber stick rubbed with fur is called a negative charge. Negative charges are generally speaking electrons. The charge carried by amber…
Nature vs. Nurture There are many English words which are very often used in our daily conversation but only a few of us are really aware of what they mean. This is what creates most of the confusion in the first place. However, this series of post is aimed at resolving this problems. So, in…
Origin of April Fool’s Day April 1st of every year is April Fool’s Day, a traditional Western and American folk holiday. April Fool’s Day originated in France, where in 1564 a newly reformed calendar, the Gregorian calendar (currently known as the solar calendar), was first adopted to mark the beginning of the year on January…