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Chemical Formulas Quiz
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Chemical Formulas Quiz

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@VigilantMonkey

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Questions and Answers

What does a chemical formula provide information about?

  • Chemical names
  • Chemical structures
  • Chemical reactions
  • Proportions of atoms in a compound or molecule (correct)
  • Which of the following is not included in a chemical formula?

  • Parentheses
  • Chemical names (correct)
  • Superscripts
  • Plus (+) and minus (−) signs
  • What do empirical formulae indicate?

  • Chemical structures
  • Molecular formulae
  • Simple numbers of each type of atom in a molecule (correct)
  • Full chemical structural formulae
  • In a molecular formula, what kind of information is provided?

    <p>Numerical proportions of atoms of each type</p> Signup and view all the answers

    What is the molecular formula for glucose?

    <p>C6H12O6</p> Signup and view all the answers

    What is the minimum number of non-zero coefficients required to form a meaningful linear equation?

    <p>1</p> Signup and view all the answers

    How many solutions does a linear equation with just one variable have?

    <p>Exactly one</p> Signup and view all the answers

    What geometric shape do the solutions of a linear equation in two variables form in the Euclidean plane?

    <p>Line</p> Signup and view all the answers

    What does a linear equation with two variables represent in terms of the Cartesian coordinates?

    <p>Point in the Euclidean plane</p> Signup and view all the answers

    What are the coefficients in a linear equation often considered as?

    <p>Parameters</p> Signup and view all the answers

    What is the format of the slope-intercept form?

    <p>y = mx + b (where m = slope and b = y-intercept)</p> Signup and view all the answers

    What do we need to rearrange the equation to when converting it to slope-intercept form?

    <p>Rearrange the equation so that y is on one side by itself</p> Signup and view all the answers

    What does the variable 'm' represent in the slope-intercept form?

    <p>Slope</p> Signup and view all the answers

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