HESI A2 CHEMISTRY (V1 & V2)
QUESTIONS AND ANSWERS WITH
SOLUTIONS 2024
If a hydrogen is in a compound, what would its oxidation number be - ANSWER +1
What is the oxidation number for any SIMPLE ion - ANSWER +1 or -1 depending on the charge of the ion
How many kilograms are in a pound - ANSWER 0.45
What is the temperature for freezing point of water in Celsuis - ANSWER 0 degrees
What is teh conversation of celsius to fahrenheit - ANSWER 0C = 32F
What is the oxidation number of an element atom - ANSWER 0
What is the freezing point of sea water in fahrenheit - ANSWER 0F
How many amino acids are in a dipeptide - ANSWER 2
If oxygen is in a compound, what would its oxidation number be - ANSWER -2
Which of the following pH values would lemon juice likely have - ANSWER 2
What is a pentose - ANSWER 5 carbon sugar
What is the oxidation state of the sulfur atom in sulfuric acid (H2SO4) - ANSWER 6
How many neutrons does carbon 14 have - ANSWER 8
, How many protons does potassium have - ANSWER 19
How many amino acids are essential for human life - ANSWER 20 amino acids
0 K is equal to ____ C - ANSWER -273
What does amphoteric mean - ANSWER a substance that can act as a acid or base
What is Kelvin based around - ANSWER absolute zero
A couple that is a hydrogen or proton donor, corrosive to metals, cause blue litmus paper becomes red
and becomes less acidic when mixed with a base is - ANSWER acid
Mixture of 2 or more metals are - ANSWER alloys
Acids are: - ANSWER proton donors (H+)
Alpha radiation has a + ___ and contains ____ protons and ____ neutrons; they admit ____ ions -
ANSWER +2, 2, 2, Helium
Type of alloy in which another metal is dissolved in Mercury - ANSWER amalgam
Proteins are made up of - ANSWER amino acids
Glycogen is what kind of starch - ANSWER animal starch
When an electron gains one or more electrons - ANSWER Anion
QUESTIONS AND ANSWERS WITH
SOLUTIONS 2024
If a hydrogen is in a compound, what would its oxidation number be - ANSWER +1
What is the oxidation number for any SIMPLE ion - ANSWER +1 or -1 depending on the charge of the ion
How many kilograms are in a pound - ANSWER 0.45
What is the temperature for freezing point of water in Celsuis - ANSWER 0 degrees
What is teh conversation of celsius to fahrenheit - ANSWER 0C = 32F
What is the oxidation number of an element atom - ANSWER 0
What is the freezing point of sea water in fahrenheit - ANSWER 0F
How many amino acids are in a dipeptide - ANSWER 2
If oxygen is in a compound, what would its oxidation number be - ANSWER -2
Which of the following pH values would lemon juice likely have - ANSWER 2
What is a pentose - ANSWER 5 carbon sugar
What is the oxidation state of the sulfur atom in sulfuric acid (H2SO4) - ANSWER 6
How many neutrons does carbon 14 have - ANSWER 8
, How many protons does potassium have - ANSWER 19
How many amino acids are essential for human life - ANSWER 20 amino acids
0 K is equal to ____ C - ANSWER -273
What does amphoteric mean - ANSWER a substance that can act as a acid or base
What is Kelvin based around - ANSWER absolute zero
A couple that is a hydrogen or proton donor, corrosive to metals, cause blue litmus paper becomes red
and becomes less acidic when mixed with a base is - ANSWER acid
Mixture of 2 or more metals are - ANSWER alloys
Acids are: - ANSWER proton donors (H+)
Alpha radiation has a + ___ and contains ____ protons and ____ neutrons; they admit ____ ions -
ANSWER +2, 2, 2, Helium
Type of alloy in which another metal is dissolved in Mercury - ANSWER amalgam
Proteins are made up of - ANSWER amino acids
Glycogen is what kind of starch - ANSWER animal starch
When an electron gains one or more electrons - ANSWER Anion
