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Chemical Formulas Quiz

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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?

Numerical proportions of atoms of each type Signup and view all the answers

What is the molecular formula for glucose?

C6H12O6 Signup and view all the answers

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

1 Signup and view all the answers

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

Exactly one Signup and view all the answers

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

Line Signup and view all the answers

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

Point in the Euclidean plane Signup and view all the answers

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

Parameters Signup and view all the answers

What is the format of the slope-intercept form?

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

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

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

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

Slope Signup and view all the answers