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Have you ever noticed that sometimes certain shirts and jeans, especially when they are navy blue or black, tend to look duller after they’ve been laundered a few times?The term colorfastness describe ...
Hipervinculo Ciencias Sociales
Iodine fuming is one of the oldest forensic techniques used to develop latent fingerprints but it is also one of the easiest. Students will learn how to fume iodine crystals that are readily available ...
Hipervinculo Química
Carbon dioxide (CO2) is present in the air we breath and in the carbonated soda we drink. In soda, the carbon dioxide gas (CO2 ) has been dissolved, a process called carbonation that results in soda's ...
Find out whether refrigerating cosmetics will extend their shelflife and longevity.Research QuestionsIt is an educational content by education.com.By clicking on the title of this resource, you will b ...
Hipervinculo Química
hemical energy is a form of potential energy stored in matter when atoms join together to form chemical compounds. It can be released when matter undergoes a chemical change. The food that you eat pro ...
Hipervinculo Química
The project looks for a correlation between the pH values of commercial soaps and detergents and manufacturer claims about their potentials to cause eye irritation. The goal is to have the student for ...
Hipervinculo Química
This science project will demonstrate how starches are converted to sugar during mastication and salivation.It is an educational content by education.com.By clicking on the title of this resource, you ...
Hipervinculo Química
The pH of the water is an indicator of the hydrogen ion concentration present in it. A pH of 0 means the solution is a strong acid; a pH of 14 means it is a strong base. If the pH is above 7.5, the wa ...
In this experiment, we will test how different kinds and shades of hair respond to bleach.It is an educational content by education.com.By clicking on the title of this resource, you will be redirecte ...
This experiment serves to acquaint students with basic information on organic versus commercial brands of foods. In this case, the students are conducting taste tests of specific brands of peanut butt ...
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