Chem 101 ivy tech - Study guides, Class notes & Summaries

Chemistry 101 Ivy Tech Exam Review A+ Score Assured 2024/2025 Chemistry is the study of Correct Answer: the properties and behaviors of matter Matter is .. Correct Answer: the physical material of the universe, it is anything that has mass and occupies space A property is Correct Answer: any characteristic that allows us to recognize any type of matter and to distinguish it from other types Matter is typically found as a Correct Answer: mixture of two or more substances; it is compri...

oxidation-reduction (redox) reactions ~ a reaction that involves the transfer of electrons between reactants, many involve the reaction of a substance with oxygen oxidation ~ loss of electrons reduction ~ gain of electrons OIL RIG ~ oxidation is loss, reduction is gain redox reactions are those in which the following occurs: ~ -a substance reacts with elemental oxygen -a metal reacts with a nonmetal -one substance transfers electrons to another substance combustion reactions...

Suppose a vodka martini contains 30% alcohol with the remaining portion of the drink composed of water. What is the solute in this type of martini? ~ alcohol You need to prepare 2.00 L of 0.100 M Na2CO3 solution. The best procedure is to weigh out: ~ 21.2 g Na2CO3 and add water until the final solution has a volume of 2.00 L How many grams of LiF would be present in 575 mL of 0.750 M LiF solution? ~ 11.2 What is the molarity of a solution prepared by dissolving 10.7 g NaI in 0.250 L...

What is the definition of a scientific theory? correct answer: a model that explains the underlying reasons for observations and laws What term best describes a brief statement that summarizes many past observations and predicts new ones? correct answer: scientific law Which of the following is an example of a scientific law? correct answer: In a chemical reaction, matter is neither created nor destroyed. Which of the following would be considered a theory? correct answer: Helium ba...

QUESTIONS AND ANSWERS

Chemistry 101 Latest Exam With Verified Answers 2024|2025 Strong Acids Correct Answer: undergo complete ionization: HI HBr HCl HNO₃ HClO₃ HClO₄ H₂SO₄ Strong Bases Correct Answer: do not undergo complete ionization: KOH NaOH LiOH CsOH RbOH Ba(OH)₂ Ca(OH)₂ Sr(OH)₂ Strong Electrolytes Correct Answer: conduct electricity and undergo complete dissociation: HCl HNO₃ HClO₄ H₂SO₄ NaOH Ba(OH)₂ Weak Electrolytes Correct Answer: conduct some electr...

Chem 101 Midterm Ivy Tech Questions With Complete Solutions 2024 Which of the following is considered a hypothesis (as opposed to an observation)? - - Birds can fly because they have hollow bones Which of the following would be considered a theory? - - Helium balloons float because helium is less dense than air. Which of the statements below is NOT part of the scientific method? - - All of the above steps are part of the scientific method. Which statement about a hypothesis is TRUE? - - ...

What are the coefficient for the following reactions when it is properly balanced? ___O2+___CH4----> CO2 + H2O ~ 2,1,1,2 Which of the following everyday substances does NOT typically contain an acid? ~ Soap What type of reaction is the generic equation A+BC----> AC+B ~ Single displacement A precipitate is excited to be formed when an aqueous solution of sodium sulfate is added to an aqueous solution of: ~ Barium chloride Which of the following is NOT typically a sign of a...

CHEM 101 FINAL EXAM IVY TECH EXAM COMPLETE 100 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+

Which of the following is considered a hypothesis (as opposed to an observation)? correct answer: Birds can fly because they have hollow bones Which of the following would be considered a theory? correct answer: Helium balloons float because helium is less dense than air. Which of the statements below is NOT part of the scientific method? correct answer: All of the above steps are part of the scientific method. Which statement about a hypothesis is TRUE? correct answer: All of the a...