Look at the four positions of earth with respect to the sun. florida is in the northern hemisphere. at what position of earth will florida experience the first day of spring? (2 points) question 41 options: 1) position 1 2) position 2 3) position 3 4) position 4

The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.

Which substance has non polar covalent bonds

What is the chemical formula for dihydrogen monoxide