Intro to Chem Mid Term Study Questions 1-2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is anything that has mass and occupies space called? energy volume temperature matter | Matter
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| What word fits the following definition? A testable, tentative explanation of a scientific phenomenon; a scientific guess. hypothesis theory law experiment | hypothesis
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| Give a unit for measuring an object's mass. milliliter gram Liter millimeter | Gram
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| Which of the following can be used to measure the mass of a liquid? balance graduated cylinder meter stick thermometer | Balance
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| The metric prefix for 1000 is: mega centi milli kilo | Kilo
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| Which of the following can be used to measure a liquid's volume? balance graduated cylinder thermometer hydrometer | Graduated Cylinder
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| What metric unit of measurement is about the same size as a yard? kilogram Liter centimeter meter | Meter
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| Choose the word that would best fit in the blank: Chemistry is the study of __________ and the changes it undergoes. matter emotion love happines | Matter
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| The Law of Multiple Proportions supports the idea of the atom. True False | True
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| An optical microscope can be used to see an atom. True False | False
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| A Scanning Tunneling Microscope can be used to record the image of an atom. True False | True
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| According to Dalton, all atoms of a given element are the same. True False | True- Dalton didn't know about Isotopes!
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| Democritus was a Greek philosopher who believed in atoms. True False | True
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| Dalton believed that in a chemical reaction atoms of a given element are turned into atoms of a different element. True False | False. (Dalton believed that atoms remained the same in a chemical reaction. The were just rearranged.)
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| Calculate the density of a substance that has a mass of 4.0 g and a volume of 1.0 mL. 4 g/mL 0.25 g/mL 3 g/mL 1 g/mL | d=m/v =4/1=4 g/mL 4g/ML
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| What word fits the following definition? A medieval endeavor concerned with turning other metals into gold. alchemy astrology philosophy sorcery | alchemy
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| Kinetic energy is energy of motion. True False | True
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