workshop 1 f11

workshop 1 f11 - How many cubic feet does 100 kg of mercury...

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Workshop 1 The best way to do unit conversions is to simply do algebra with the units. For example, one inch is 2.54cm. So, = × in cm in 1 54 . 2 1 . 23 58.7cm. Similarly, 2 2 2 4 . 1 54 . 2 1 1 . 9 in cm in cm = × 1) From Exam 1, Fall 2007 Sea water contains approximately 0.47moles/liter sodium chloride. How many pounds of sodium chloride are found in a gallon of sea water? (sodium chloride is 58.45g/mol) Useful information: 1 pound = 454g; 1 gallon = 4 quarts; 1 quart = 946 ml. 2) From Exam 1, Fall 2006
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Unformatted text preview: How many cubic feet does 100 kg of mercury occupy? Useful info: density of mercury = 13.6 g/cm 3 ; 2.54 cm/inch 3) One mole of any substance is its molecular or atomic weight in grams. One mole of a substance contains 6.02x10 23 molecules or atoms. Using the periodic table, find how many grams are there in one mole of helium (He). How many grams are in 0.27 moles of helium? How many atoms are in 0.27 moles of helium?...
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