D425 - INTO TO CHEMISTRY EXAM QUESTIONS AND ANSWERS FULLY SOLVED
Chemistry - Answers the study of matter and its interactions
Matter - Answers anything that has mass and takes up physical space.
Atom - Answers the smallest units of matter that retain the properties of that matter.
Mass - Answers A measure of the amount of matter that an object contains.
Volume - Answers The amount of physical space a substance or object occupies.
pure substance - Answers A type of matter with a constant composition.
subatomic particles - Answers electron, protons, and neutrons.
Elements - Answers atoms of the same type grouped together.
What is the simplest substance? - Answers elements
periodic table - Answers displays all known element according to similarities between elements'
properties.
What makes up all of the material in the universe? - Answers Matter
What's an example of a pure substances? - Answers Aluminum
What's a compound? - Answers A substance made up of 2 or more different elements joined together.
What's an example of a compound? - Answers H2O, table salt
What is a mixture? - Answers A combination of 2 or more pure substances that retains its own identity &
properties.
What are the 2 types of Mixtures? - Answers homogeneous and heterogeneous mixtures
What's an example of a mixture? - Answers Salt water
Can matter be a mixture or pure substance? - Answers Yes, it can be both.
What is a homogeneous mixture? - Answers a mixture that is the same throughout
What is a heterogeneous mixture? - Answers a mixture that is not uniform throughout
What is the difference between homogeneous mixture and a pure substance? - Answers They both are
uniformed, but the composition of pure substance is always the same and in homogenous mixture each
sample may vary.
what's an example of a homogeneous mixture? - Answers air and salt water
Chemistry - Answers the study of matter and its interactions
Matter - Answers anything that has mass and takes up physical space.
Atom - Answers the smallest units of matter that retain the properties of that matter.
Mass - Answers A measure of the amount of matter that an object contains.
Volume - Answers The amount of physical space a substance or object occupies.
pure substance - Answers A type of matter with a constant composition.
subatomic particles - Answers electron, protons, and neutrons.
Elements - Answers atoms of the same type grouped together.
What is the simplest substance? - Answers elements
periodic table - Answers displays all known element according to similarities between elements'
properties.
What makes up all of the material in the universe? - Answers Matter
What's an example of a pure substances? - Answers Aluminum
What's a compound? - Answers A substance made up of 2 or more different elements joined together.
What's an example of a compound? - Answers H2O, table salt
What is a mixture? - Answers A combination of 2 or more pure substances that retains its own identity &
properties.
What are the 2 types of Mixtures? - Answers homogeneous and heterogeneous mixtures
What's an example of a mixture? - Answers Salt water
Can matter be a mixture or pure substance? - Answers Yes, it can be both.
What is a homogeneous mixture? - Answers a mixture that is the same throughout
What is a heterogeneous mixture? - Answers a mixture that is not uniform throughout
What is the difference between homogeneous mixture and a pure substance? - Answers They both are
uniformed, but the composition of pure substance is always the same and in homogenous mixture each
sample may vary.
what's an example of a homogeneous mixture? - Answers air and salt water
