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Bumek [7]
2 years ago
11

Scientific notation is a way of writing very large or very small

Chemistry
1 answer:
damaskus [11]2 years ago
4 0

Answer:

C

Explanation:

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Campare and Conteast Physical and chemical properties.
I am Lyosha [343]

Answer:

Physical properties are changes in color, weight, mass, density, volume, whether it is freezing, tarnishing, boiling, etc. while chemical properties are changes in the compound of the object such as whether an object is/isn't flammable, affected by acid, it dissolves, ferments, rots, ignites in water, etc.

Explanation:

Physical property examples: a piece of steel is cut in half, a sugar cube is ground up into a powder, ice melts into water, clouds form in the sky, you mow the lawn, the water turned purple when you dropped red and blue dye in it, leaves grow in the spring, ethyl alcohol boils at 79° C, you cut apples up

Chemical property examples: pancakes cook on the griddle, fireworks explode in th sky, Alka-Seltzer gives off carbon dioxide when added to water, roasting a marshmellow, milk sours when left on the counter, burning wood in a bonfire, salt dissolves in water, food is digested in the stomach

3 0
3 years ago
Calcium hydroxide reacts with a substance to produce calcium carbonate<br>name the substance
tankabanditka [31]
Calcium Hydroxide (Ca(OH)2) reacts with the Carbon Dioxide (CO2) present in the Air to form Calcium Carbonate (CaCO3) and Water (H2O).

The equation looks something like this -->

Ca(OH)2 + CO2 = CaCO3 + H2O

3 0
3 years ago
Read 2 more answers
What are the chemicals used to preserve food and give it color and flavor​
Lelechka [254]

Answer:

Some of the chemicals used to preserve food and give it color are sodium nitrate, sodium benzoate, and propionate

Explanation:

6 0
3 years ago
What is a solvent? what is a solute ? which one is usually found in the greater amount?
PSYCHO15rus [73]
A solvent is something that can have something else dissolved within it and turn into a homogenous solution, while the solute is that something else that can be dissolved into the solvent. Usually, the solvent is found in greater amount because most (except for rare cases) solvents have a saturation point that is below the equal-mass point.
5 0
4 years ago
Covalent bonds are formed from the sharing of valence electrons
makvit [3.9K]

Answer:true

Explanation:

In covalent bond, lone pair of electrons are shared by the reacting species inorder to achieve a stable duplet or octet condition.as a result, molecules and not ions are formed

3 0
4 years ago
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