Since 1 atm and 760 mm Hg are exact values, the answers have been rounded to three significant digits, which is consistent with the given value, 27.5 in. Hg. Given that the air pressure inside an automobile tire is 34.0 psi, express the pressure in each of the following units: (a) atm (b) cm Hg (c) torr (d) kPa. Answers: (a) 2.31 atm (b) 176 cm Hg

Activity 7.2.4 the pedigree detective answer keyIndices of Refraction for Various Media: Medium Index of Refraction (n) Air/vacuum 1.00 Ice 1.31 Water 1.33 Ethyl alcohol 1.36 Vegetable oil 1.47 Acrylic 1.49 Glass 1.52 Diamond 2.42 1. Using Snell’s law, determine the constant when the angle of incidence and the angle of refraction are: a) 50˚ and 30˚ b) 30˚ and 18˚ …

2. Create a supply graph using the following table of values: PRICE QUANTITY 10 200 20 250 30 300 40 350 50 400 60 450 70 500 3. Using the graphs above, what is the quantity demanded if the price is $10? _____ 4. Using the graphs above, what would be the quantity demanded at a price of $80? _____. Why is the demand at $80 lower than it is at ...