General Chemistry Midterm 1 Complete Study Guide,
Practice Questions & Comprehensive Exam Prep
2026–2027
Matter - correct answers -Any physical material that has mass and takes up space
Chemistry - correct answers -Study of matter at a molecular level
Element - correct answers -One type of atom
Compound - correct answers -2 or more elements in a mixed ratio
Atoms and molecules - correct answers -Small pieces of matter
Pure substance - correct answers -Element or compound
Mixture - correct answers -Variable composition multiple substances
Density - correct answers -D=m/v
Molar mass (atomic mass) - correct answers -G/mol
Molarity - correct answers -Mol/L
1
, Avogadro's number - correct answers -6.022x10^23
Amus to grams - correct answers -1 gram= 6.022x10^23 amu
Mole to molecules - correct answers -1 mol= 6.022x10^23mlc
Theory - correct answers -Answers question why
Law - correct answers -Answers the question, what
Law of conservation of mass - correct answers -Mass can neither be created nor destroyed, just
rearranged
Equal volumes - correct answers -Denser object has more mass
Equal masses - correct answers -Denser object has less volume
Inches to cm - correct answers -2.54cm =1 in
Accuracy - correct answers -How close an answer is to being right
Precision - correct answers -How close a series of measurements are to each other, the reproducibility
2
Practice Questions & Comprehensive Exam Prep
2026–2027
Matter - correct answers -Any physical material that has mass and takes up space
Chemistry - correct answers -Study of matter at a molecular level
Element - correct answers -One type of atom
Compound - correct answers -2 or more elements in a mixed ratio
Atoms and molecules - correct answers -Small pieces of matter
Pure substance - correct answers -Element or compound
Mixture - correct answers -Variable composition multiple substances
Density - correct answers -D=m/v
Molar mass (atomic mass) - correct answers -G/mol
Molarity - correct answers -Mol/L
1
, Avogadro's number - correct answers -6.022x10^23
Amus to grams - correct answers -1 gram= 6.022x10^23 amu
Mole to molecules - correct answers -1 mol= 6.022x10^23mlc
Theory - correct answers -Answers question why
Law - correct answers -Answers the question, what
Law of conservation of mass - correct answers -Mass can neither be created nor destroyed, just
rearranged
Equal volumes - correct answers -Denser object has more mass
Equal masses - correct answers -Denser object has less volume
Inches to cm - correct answers -2.54cm =1 in
Accuracy - correct answers -How close an answer is to being right
Precision - correct answers -How close a series of measurements are to each other, the reproducibility
2
