Today for Science with Dr. Bob we are working with an unconventional way to check the pH certain liquids. "Cabbage shows its colors as a pH indicator" · Plants are the primary producers of food and ...

However, water comes from different sources, like tap water or river water. These water samples have other substances dissolved in them. They might show up as slightly acidic or slightly alkaline ...

Students will be able to explain that if two substances cause turn a pH indicator different colors, they must be different substances. Students will be able to explain that the color that a substance ...

Acid/base indicators are described and used to identify substances as acids or bases. Indicators and the pH Scale: Acid/base indicators are described and used to identify substances as acids or bases.

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

In a bid to combat food waste and enhance safety, researchers have introduced a pioneering method for gauging the freshness of raw beef using on-pack pH indicators. This new system provides consumers ...

A student exhales through a straw into a solution of tap water and aquarium pH indicator. The changing colour demonstrates that increasing the amount of dissolved carbon dioxide causes water to become ...

Plants and animals have many similarities when it comes to what they need to survive. Both need water and air. We often think of animals using oxygen and glucose for cellular respiration and producing ...

Figure 1: Comparison of the labelling efficiency in vitro and within the E. coli cytoplasm. Figure 2: Toxicity of Cu(I) complexes inside E. coli cells. Compartment-specific pH indicators derived from ...

Phosphinothricin (PPT) inhibits glutamine synthetase in plant cells, resulting in an accumulation of ammonia that can be toxic. Bar, from Streptomyces hygroscopicus is a gene that codes for ...