Introduction to Chemistry Final Exam questions and answers graded A+. What statements is true about any element? - correct answers.It can be identified on the basis of its properties, it has a unique set of properties, it is differ ent from all other elements. The mass number of an atom is its number of - correct answers.protons plus neutrons. Bohr's model of the atom differs from Rutherford's model in - correct answers.the location of electrons Rutherford's research involved - correct answers.alpha particles and gold foil Which element has atoms that could most easily lose one electron to become stable? - correct answers.Potassium (K) Which of these is the simplest relationship between the depe ndent variable and the independent variable? - correct answers.linear The state of matter that can change shape but not volume is - correct answers.liquid Why are Argon and Neon unlikely to form bonds with other elements? - correct answers.with 8 valence electrons, they are chemically stable. Aristotle thought that - correct answers.all matter consists of 4 elements. Which element is likely to be shiny and able to conduct electricity and heat? - correct answers.Beryllium When a fluorine atom gains an e lectron, it becomes a(n) - correct answers.anion. The particles of a(n) ______ solid have no definite pattern. - correct answers.amorphous A(n) ______ consists of atoms or molecules that spread out to fill their container. - correct answers.gas The sun a nd other stars consist of matter in the ______ state. - correct answers.plasma Amontons' law describes the relationship between the temperature and ______ of gases. - correct answers.pressure The law relating the volume and pressure of gases is ______ la w. - correct answers.Boyle's The temperature at which is a solid changes to a liquid is its ______. - correct answers.melting point A solid changes directly to a gas in the process of ______ . - correct answers.sublimation The boiling point of water is ______ °C. - correct answers.100 True or False: Making ice cubes with tap water is an example of a chemical change. - correct answers.False True or False: All changes in matter can be reversed. - correct answers.False True or False: Melting metal changes it into an entirely different substance. - correct answers.False True or False: The release of gas bubbles is a possible sign of a chemical change. - correct answers.True True or False: After a physical change, matter stil l has the same chemical properties. - correct answers.True The ability of a substance to combine chemically with other substances is called ______. - correct answers.reactivity All ______ has properties of mass and volume. - correct answers.matter The a bility of matter to conduct electricity is a(n) ______ property of matter. - correct answers.physical A 20-kg object with a volume of 2 meters cubed has a density of ______. - correct answers.10 kg/m^3 ______ properties of matter can be measured only whe n matter changes to different substances. - correct answers.chemical
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Introduction to Chemistry Final Exam questions and answers graded A+.
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Introduction to Chemistry Final Exam questions and answers graded A+. What statements is true about any element? - correct answers.It can be identified on the basis of its properties, it has a unique set of properties, it is different from all other elements. The mass number of an atom is its number of - correct ns plus neutrons. Bohr's model of the atom differs from Rutherford's model in - correct location of electrons Rutherford's research involved - correct particles and gold foil Which element has atoms that could most easily lose one electron to become stable? - correct answers.Potassium (K) Which of these is the simplest relationship between the dependent variable and the independent variable? - correct r The state of matter that can change shape but not volume is - correct d Why are Argon and Neon unlikely to form bonds with other elements? - correct 8 valence electrons, they are chemically stable. Aristotle thought that - correct matter consists of 4 elements. Which element is likely to be shiny and able to conduct electricity and heat? - correct answers.Beryllium When a fluorine atom gains an electron, it becomes a(n) - correct . The particles of a(n) ______ solid have no definite pattern. - correct hous A(n) ______ consists of atoms or molecules that spread out to fill their container. - correct The sun and other stars consist of matter in the ______ state. - correct a Amontons' law describes the relationship between the temperature and ______ of gases. - correct ure The law relating the volume and pressure of gases is ______ law. - correct answers.Boyle's The temperature at which is a solid changes to a liquid is its ______. - correct ng point A solid changes directly to a gas in the process of ______ . - correct mation The boiling point of water is ______ °C. - correct answers.100 True or False: Making ice cubes with tap water is an example of a chemical change. - correct answers.False True or False: All changes in matter can be reversed. - correct answers.False True or False: Melting metal changes it into an entirely different substance. - correct answers.False True or False: The release of gas bubbles is a possible sign of a chemical change. - correct answers.True True or False: After a physical change, matter still has the same chemical properties. - correct answers.True The ability of a substance to combine chemically with other substances is called ______. - correct ivity All ______ has properties of mass and volume. - correct r The ability of matter to conduct electricity is a(n) ______ property of matter. - correct cal A 20-kg object with a volume of 2 meters cubed has a density of ______. - correct answers.10 kg/m^3 ______ properties of matter can be measured only when matter changes to different substances. - correct cal
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