Sentences with phrase «calcium carbonate molecules»

And the chemical reaction takes apart the calcium carbonate molecules the animals might have used.

From there, they could calculate the share of heavy to light calcium carbonate molecules in each sample.

First, they produce a gel - like material that is densely packed with calcium carbonate molecules.

Not exact matches

Ocean acidification in particular, caused as the ocean absorbs carbon dioxide from the atmosphere, is a grave concern for stony corals, because it makes it harder for the animals to passively precipitate skeletons made of calcium carbonate, the same molecule found in antacids for heartburn and indigestion.

Using a powerful microscope that lets researchers see the formation of crystals in real time, a team led by the Pacific Northwest National Laboratory found that negatively charged molecules — such as carbohydrates found in the shells of mollusks — control where, when, and how calcium carbonate forms.

However, «if you look at molecules of calcium carbonate, they are not all identical,» observes Aradhna Tripati.

RICHLAND, Wash. — One of the most important molecules on earth, calcium carbonate crystallizes into chalk, shells and minerals the world over.

The carbon dioxide and water molecules combine with calcium carbonate to produce molecules called bicarbonates.

One molecule of calcium carbonate carries one carbon.

Fish are known to absorb calcium from seawater, binding it to carbon and excreting it as a carbonate molecule that can form a weak base capable of neutralizing ocean acidity.