CHEM 101L lab exams 1-8 Straighterline FALL 2023/CHEM 101L lab exams 1-8 Straighterline FALL 2023CHEM 101L lab exams 1-8 Straighterline FALL 2023CHEM 101L lab exams 1-8 Straighterline FALL 2023CHEM 101L lab exams 1-8 Straighterline FALL 2023CHEM 101L lab exams 1-8 Straighterline FALL 2023CHEM 101L ...
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In the case of an acid spill, what should you do first? Select one: a. use a rag to soak up the acid b. pour vinegar on the acid c. dilute the acid with water before soaking it up d. pour baking soda on the acid The following is part of the lab safety rules: It's not necessary wash hands bef...
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Add to cartIn the case of an acid spill, what should you do first? Select one: a. use a rag to soak up the acid b. pour vinegar on the acid c. dilute the acid with water before soaking it up d. pour baking soda on the acid The following is part of the lab safety rules: It's not necessary wash hands bef...
A physical property that depends on only the type of material and not on how much of that material that you have is known as Select one: a. Inheritable property b. Intensive property c. Extensive property d. Exhausted property True or false: If you are changing a larger unit into a smaller un...
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Add to cartA physical property that depends on only the type of material and not on how much of that material that you have is known as Select one: a. Inheritable property b. Intensive property c. Extensive property d. Exhausted property True or false: If you are changing a larger unit into a smaller un...
Avogadro’s number: Select one: a. Equals 6.02 × 10 molecules/mole. b. Is used to determine the number of atoms or molecules in a substance. c. Equals the number of atoms in 12 gram of C. d. All of the above. Calculate the molecular mass of calcium chloride (CaCl ). Select one: a. 35.45 g/...
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Add to cartAvogadro’s number: Select one: a. Equals 6.02 × 10 molecules/mole. b. Is used to determine the number of atoms or molecules in a substance. c. Equals the number of atoms in 12 gram of C. d. All of the above. Calculate the molecular mass of calcium chloride (CaCl ). Select one: a. 35.45 g/...
Wavelength of light emitted depends directly on: Select one: a. The quantity of energy absorbed by an electron. b. The specific element the electron belongs to. c. The quantity of energy released by an electron. d. All of the above What is the total number of electrons that can occupy the thir...
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Add to cartWavelength of light emitted depends directly on: Select one: a. The quantity of energy absorbed by an electron. b. The specific element the electron belongs to. c. The quantity of energy released by an electron. d. All of the above What is the total number of electrons that can occupy the thir...
Select one: a. Linear b. Trigonal Planar c. Bent d. Trigonal Pyramidal The three-dimensional manner in which the atoms of a molecule project into space is important because it affects which of the following Select one: a. Physical properties b. Solubility c. Melting point d. All of the ab...
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Add to cartSelect one: a. Linear b. Trigonal Planar c. Bent d. Trigonal Pyramidal The three-dimensional manner in which the atoms of a molecule project into space is important because it affects which of the following Select one: a. Physical properties b. Solubility c. Melting point d. All of the ab...
True or false: A solution is a homogeneous mixture in which the components are uniformly mixed. Select one: a. True b. False True or false: When water is the solvent, the solution is called an aqueous solution. Select one: a. True b. False When two ionic solutions (salts) are combined, the ...
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Add to cartTrue or false: A solution is a homogeneous mixture in which the components are uniformly mixed. Select one: a. True b. False True or false: When water is the solvent, the solution is called an aqueous solution. Select one: a. True b. False When two ionic solutions (salts) are combined, the ...
Which gas law states: temperature and pressure are directly proportional? Select one: a. Boyle’s b. Charles’s c. Avogadro’s d. Gay-Lussac’s In general, for a gas at a constant volume: Select one: a. The pressure of the gas is directly proportional to its temperature in Kelvin. b. Th...
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Add to cartWhich gas law states: temperature and pressure are directly proportional? Select one: a. Boyle’s b. Charles’s c. Avogadro’s d. Gay-Lussac’s In general, for a gas at a constant volume: Select one: a. The pressure of the gas is directly proportional to its temperature in Kelvin. b. Th...
All of the following are rules which must be followed during an experiment except: Select one: a. The experiment must be replicable over several trials b. There must always be quantifiable data c. Only one variable can be tested at a time d. There must always be a control True or false: A test...
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Add to cartAll of the following are rules which must be followed during an experiment except: Select one: a. The experiment must be replicable over several trials b. There must always be quantifiable data c. Only one variable can be tested at a time d. There must always be a control True or false: A test...
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