Answer:
option c
enzymes are protein molecules that act as catalysts to speed up bio chemical reactions
The answer is false. It is because the electron structure of
the atom is not determined by using the direct observation of using an x-ray
but rather the usage of theoretical modeling and the emission spectra will be useful
in observing.
Answer:
1 solute
2 soluble
3 smaller
4 solvent
5 Insolute
6 coffee
Yan po pa braininess nalang po
Answer: (3) silicon
Explanation:
Element is a pure substance which is composed of atoms of similar elements.It can not be decomposed into simpler constituents using chemical reactions.Example: Silicon (Si)
Compound is a pure substance which is made from atoms of different elements combined together in a fixed ratio by mass.It can be decomposed into simpler constituents using chemical reactions. Example: ethane
, propanone
and water 
in per unit time some things velocity changes rate is called acceleration