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Fundamentals of General Chemistry
10 questions · Science & Engineering. Review key concepts before taking the quiz
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Convert 500.0 mi to kilometers using the conversion factor 1 mi = 1.6093 km. What is the result rounded to one decimal place?
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Which of the following statements about the Pauli exclusion principle is correct?
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A sample contains 2.00 g of NaCl (M = 58.44 g·mol⁻¹). How many moles are present?
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Which element has the highest electronegativity among the following?
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A 2.00 L container holds a gas at 298 K and 1.00 atm. Using the ideal gas law, what is the amount of substance in moles? (R = 0.0821 L·atm·K⁻¹·mol⁻¹)
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Identify the error in the following statement: "The molar mass of carbon is 12 g·mol⁻¹, therefore 1 mol of carbon atoms weighs 12 g."
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Which quantum numbers correspond to the last electron of an element with Z = 49?
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A mixture contains 23.5 cm³ of gold (density = 19.3 g·cm⁻³). What is its mass in grams?
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Which of the following best describes the trend of atomic radius across a period from left to right?
