Answer:
The Law of Conservation of Mass tells us that matter is neither created nor destroyed during a chemical reaction. Atoms can be rearranged to form new compounds, but the total mass of the system remains constant.
Answer:
The presence of pillow lavas in the oldest preserved volcanic sequences on the planet, the Isua and Barberton greenstone belts, confirms the presence of large bodies of water on the Earth's surface early in the Archean Eon. Pillow lavas are used generally to confirm subaqueous volcanism in metamorphic belts.
Hope this helps :)
As many as there are needed. you just can't have many independent variables
It is <span>a salt or ester of pyruvic acid. Here is an image of what it is...
And these
</span><span>Formula: </span><span>C3H4O3</span><span>
Molar mass: </span>88.06 g/mol<span>
IUPAC ID: </span>2-oxopropanoic acid<span>
Density: </span>1.25 g/cm³<span>
Related keto-acids, carboxylic acids: </span>acetic acid; glyoxylic acid; oxalic acid; propionic acid; acetoacetic acid<span><span>Acidity (pKa)</span>: </span><span>2.50</span>
It helps in protecting against sedimenting particles