B. Using the data below, construct a calibration curve. Include the error bars and the equation of the line and the linearity (R2) of the curve. Absorbance (Y-data) Absorbance (Y-data) Absorbance (Y-data) Calcium concentration (ppm) (X-data) Run 1 Run 2 Run 3 0.3 1109 1069 1155 1.2 1225 1168 1233 2.1 1472 1319 1389 4.2 1497 1523 1472 8.0 1833 1898 1849 16 2066 2012 2051

Q: Write the equation of the line fully simplified slope-intercept form.

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Q: Write a linear equation for the line 2 perpendicular to y =-x – 4, 3 through the point (3,5).

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Q: Find the value of y when x = 7. ア=ー4r %3D

A: Given by Y= -4x when x = 7 Hence, Y= -4(7) Y= -28

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Q: What is the inverse of slope intercept of y=mx + b specifically y= 5/9x + b?

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A: Given  y+5x=-8

Q: can you explain how you plotted the points?

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Q: 2 slope m = y-intercept b = O 2 4 26 N A ed

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