Dimensional analysis (also known as Factor-Label Method) Steps to Problem Solving

 Sana 12.09.2017 Hajmi 494 b. • Give an answer using significant figures • You must memorize and be able to use the metric conversions: • 102 cg 1 g • 1 hr • 1 dollar • 1 liter • 1.5 KL = ___________L • You are in Paris and want some peaches for lunch. The sign in the fruit stand indicates that peaches are 11.5 francs per kilogram. Given that there are approximately 5 francs to the dollar, calculate what a pound of peaches will cost in dollars. • Students in chemistry are required to write 10 lab reports per year. Each lab report has 6 sections each. Mrs. Borden requires that each section consists of a paragraph with no less than 7 sentences. How many paragraphs will each student write in 1 year time? Complex Units • The density of gold is 19.3 g/mL. What is gold’s density in decigrams per liter? • 6.02 x 1023 representative particles • 58.5 g • You are given 3.5 moles of NaCl, how many grams of NaCl do you have? • 6.20 x 1023 particles • You are given 3.5 moles of NaCl, how many particles of NaCl do you have? • You are given 4.55 x 1025 particles of oxygen, how many grams of oxygen do you have? Do'stlaringiz bilan baham:

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