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8. your expense account allows you to spend $80.00 a day when you are on a trip. If you have a week-long trip to tiny country of Kratvia, where the exchange rate is 3.50 kratvels per dollar, how many kratvels can you spend during the week? (7 days) 6. A bicycle has 56cm frame. What is this frame size equal to in inches? (1.00 in = 2.54cm. Note that this equivalence does not limit sig figs in the final answer) 7. The speed limit on a road in Mexico is 90 km/hr. What is this speed equivalent to in miles per hour, if 1.00 Km=0.0621 mile? For the following questions: Give correct significant figures in the answer, using scientific notation if necessary. 1. An empty flask has a mass of 93.625g. the same flask with a 10.00ml sample of water in it has a mass of 103.619 g. Find the mass of the water in the flask. 9. An architect designs a room that has an interior measurements of 50.00 feet by 30.0ft by 10.0 ft. What is the volume of the room in cubic ft? 10. A student measures the mass of a iece of aluminum, and finds it tone 8.945 g. she then finds that the volume of the aluminum sample is 3.3cm^3. If the formula for density is d=mass/volume,find the density of the aluminum sample. 11. A student finds that the mass of a flask is 95.451 g. Her lab partner paces a 10.00 ml sample of an unknown liquid into the flask and re weight it. The mass of the flask plus the liquid is 102.551 g. What is the mass of the liquid?
Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..
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