Scientists use something called a __________ to measure how acidic or basic a liquid is.
Measuring tape
pH scale
Acidometer
Acids with a low pH of around 1 are very reactive and can be dangerous.
True
False
Which of the following is an example of a basic salt?
Silicone
Sodium bicarbonate
Calcium oxide
Acids and bases can help neutralize each other.
True
False
Acids turn litmus paper red, bases turn it __________.
Yellow
Blue
Does not change
Strong bases _________ slippery and slimy feeling.
Can be
Cannot be
Acids taste sour, bases taste _________.
Sweet
Spicy
Bitter
Proteins are made up of __________ acids.
Neuro
Amino
Rectum
Vitamin C is also an acid called _________ acid.
Ascorbic
Fury
Lactic
Does Ammonia is a base chemical?
Yes
No
Our pancreas uses a base called an ________ to help with digestion.
Carbon
Limestone
Alkali
A strong acid or strong base completely dissociates into its ________ in water.
Balance
Ions
Taste
___________ is a paper treated with an extract from a certain lichen that changes color according to pH.
pH paper
Tissue paper
Litmus paper
A __________ chemical won't change the paper's color.
Acidic
Neutral
Basic
If a litmus paper changes into red, then it is a _________.
Acid
Base
Neutral
Acids and bases react with each other in what is called a ___________ reaction.
Acidalization
Laxtolization
Neutralization
The anion in the salt is the conjugate base of a weak acid.
True
False
Basic salts, when they dissolve in water, they react with water to yield a solution with pH _________ than 7.0.
Lesser
Greater
This type of salts is capable of dissociating in water.
Charcoal
Hydrolyzable
Oxygen
Examples of anions with an acidic proton is _________.
Bisulfate
Bicarbonate
Lactogen
What type of acid is present in tamarind?
Lactic acid
Amino acid
Tartaric acid
_________ are the product of a neutralization reaction.
Salts
Base
Acid
In a reaction between an acid and a metal, salt is produced along with ___________.
Nitrogen
Oxygen
Hydrogen
Complete the equation:
NaHCO3 + HCl ⎯→ NaCl + _______ + CO2
H2O
C2
O2
When the salt is of strong acid and weak base, what is the nature of the salt solution?
Basic
Acidic
Neutral
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