How do intensive and extensive variables differ?

Stuck need help! Problem is attached. please view attachment before answering.  Really struggling with this concept. Please show all work so I can better understand ! Thank you so much.

Can the rate-based model be applied to packed columns?

grade 12 chemistry: show all work and final answers must have correct units and significant figures. Derive the units of the rate constant k, with respect to an overall 1st order rate law equation. Show all work.

Why is it important to indicate the wavelength of light used in your experimental data and on the Beer's Law plot?

After closing the chambers on analytical balance and pusing the tare button once, the students got the result of 0g. What is the real value ? Include +-

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.  Calcium concentration (ppm) (X-data) Absorbance (Y-data) Run 1 Absorbance (Y-data) Run 2  Absorbance (Y-data) 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

5. Explain the physical significance of the number of transfer units NTU = hA, /mc is remired?

Xi = уір ресто drive to get this equation lap = when УА + Ув YA Ус PA(T) PALT) PACT)

what the meaning is Linear regression and population models (chemical/bio engineering)