1) Compounds:
a) Chemically combined.
b) Components change properties.
c) Fixed proportions.
2) Mixtures:
a) Physically combined.
b) Components retain properties.
c) Variable proportions.
3) Both:
a) Made of elements.
b) 2 or more components.
A compound is a pure substance because its molecule cannot be broken down into simpler particles by physical means. For example water (H₂O) is a chemical compound made of two elements (hydrogen and oxygen).
In chemical change new substances are formed, the atoms are rearranged and the reaction is followed by an energy change.
There are no chemical bonds between substances in the mixture.,For example, mixture is solution of water and alcohol.
Answer:
width of between 29 and 30 inches, a depth of between 15 and 16 inches, and a height of between 16 and 18 inches.
Answer:
I don't know I don't know about question but I can try to find it
Explanation:
I don't know about question but I can try to find it
It’s C.valley formed from water erosion
Answer:
Hydrometers
Density can be measured using a variety of instruments. A hydrometer is used to determine the density
Explanation:
