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Chem 11 – Class Starter. Form groups of 3-4 Collect a whiteboard from the back of the room and white board pens and an eraser from the front Wait quietly for instructions. Unit Conversions. Work in groups to complete the following Unit Conversion problems
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Chem 11 – Class Starter • Form groups of 3-4 • Collect a whiteboard from the back of the room and white board pens and an eraser from the front • Wait quietly for instructions
Unit Conversions • Work in groups to complete the following Unit Conversion problems • Make sure multiple people have pens and are contributing to the process • If you are not contributing, be reflective as to why. Ask yoursel…, “do I know how to do this?” • I will ask groups to hold up their boards to show the class what they have done
Q1 A rectangle has dimensions 2.565 cm by 6.4 cm. Determine the perimeter of this rectangle in km. Answer: 1.9 x 10-4 km
Q2 A Pringles chips cylinder has a volume of 500. mL. If Connor buys 12 cylinders of chips, what volume of chips is he eating in liters? Answer: 6.00 L
Q3 Convert 4.001g/m3 to kg/cm3 Answer: 4.001 x 10-9 kg/cm3
Q5 A barometer measuring atmospheric pressure reads 27.0 inches of mercury. Determine this pressure in unit of kPa. (1 inch mercury = 0.033atm, 1atm = 101.3kPa). Answer: 90. kPa
Q5 Light travels at 3.0 x 108 m/s. A robot vehicle is travelling on the surface of Mars while Mars and Earth are at their closest approach of 7.83 x 107 km. At this distance, how many minutes will it take a digital signal travelling at the speed of light to go from Earth to Mars to reach the robot? Answer: 4.4 minutes
Q6 On St. Patrick’s day, the Irish Heather pub in gastown sells a total of 6500 bottles of beer from 5 pm to midnight. If each beer has a volume of 350.0 mL, determine the volume of beer sold in pints/minute. (1L = 2.1134 pints). Answer: 11.45 pints/min
Q7 Suppose 1 dip = 6 dops, 1 dop = 8 daps, 1 tick = 13 tocks, and 1 tock = 10 tacks. Convert 21.1 dips/tack2 into dops/tock2 Ans: 12600 dops/tock2
Q8 If your teacher has been alive for 998,971,870seconds what year and month was he born in?
How old are you in sec/min/hrs/days? http://www.brainbashers.com/howold.asp?post=Y
YOULearn #3 • Please collect the YOULearn #3 from the front of the room • YOULearn #3: Balancing Equations + Predicting Products • Again, YOULearn’s cover concepts you have look at in previous classes (in this case EXTENSIVELY in Science 10) • Note: You will have time to work on this next class • I would recommend attempting each section and bringing your questions to next class