Figure 3-3 requires gridlines to read buret corrections. In this exercise, you will format a graph so that it looks like Figure 3-3. Follow the procedure in Section 2-11 to graph the data in the following table. For Excel 2007 or 2010, insert a Chart of the type Scatter with data points connected by straight lines. Delete the legend and title. With Chart Tools, Layout, Axis Titles, add labels for both axes. Click any number on the abscissa (x-axis) and go to Chart Tools, Format. In Format Selection, Axis Options, choose Minimum = 0, Maximum = 50, Major unit = 10, and Minor unit = 1. For Major tick mark type, select Outside. In Format Selection, Number, choose Number and set Decimal places = 0. In a similar manner, set the ordinate (y-axis) to run from -0.04 to +0.05 with a Major unit of 0.02 and a Minor unit of 0.01 and with Major tick marks Outside. To display gridlines, go to Chart Tools, Layout, and Gridlines. For Primary Horizontal Gridlines, select Major & Minor Gridlines. 

For Primary Vertical Gridlines, select Major & Minor Gridlines. To move x-axis labels from the middle of the chart to the bottom, click a number on the y-axis (not the x-axis) and select Chart Tools, Layout, Format Selection. In Axis Options, choose Horizontal axis value and type in -0.04. Close the Format Axis window and your graph should look like Figure 3-3. crosses Axis 

Figure 3-3

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Volume (ml) Correction (mL) 0.03 0.00 10.04 0.04 20.03 0.02 29.98 -0.03 40.00 0.00 49.97 0.03