Answer:
A dilute acid is when the concentration of water mixed in the acid is <em>higher</em> than the concentration of the acid itself. For example, 5% sulfuric acid is a dilute acid.
A concentrated acid is an acid that is in either <em>pure </em>form or has a <em>high </em>concentration.
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No; it can only ever be at half pressure
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Answer:
a) 2NaOH+H2SO4→Na2SO4+2H2O2NaOH+H2SO4→Na2SO4+2H2O
b) Số phân tử NaOH : Số phân tử H2SO4 = 2:1
Số phân tử NaOH : Số phân tử Na2SO4 = 2:1
Số phân tử NaOH : Số phân tử H2O = 2:2
Explanation:
Answer:
gas
Explanation:
because gas is compressible and has a lot of free space between particles
The specialized type of cell in human eyes which help to detect color, a layer at the back of the eyeball containing cells that are sensitive to light and that trigger nerve impulses that pass via the optic nerve to the brain, that is called a retina.
