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Ap_chemistry_first_s - AP Chemistry – 8/22 Determine the number of significant figures in each of the following numbers 1 23.437 m 2 50.010 L 5

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Unformatted text preview: AP Chemistry – 8/22 Determine the number of significant figures in each of the following numbers. 1. 23.437 m 2. 50.010 L 5. 0.002017 g 6. 2.30790 atm 9. 460.00 L 10. 350 miles 5 5 4 6 5 2 AP Chemistry – 8/24 Name or write formulas for each of the following. 1. Li2SO4 2. Barium phosphate 5. Cu(OH)2 6. Dinitrogen pentoxide 9. HBrO3 10. Potassium dichromate Lithium sulfate Ba3(PO4)2 Copper(II) hydroxide N2O5 Bromic acid K2Cr207 AP Chemistry – 8/26 Ascorbic acid, also known as vitamin C, has a percentage composition of 40.9% carbon, 4.58% hydrogen, and 54.5% oxygen. The molecular mass of ascorbic acid is 176 g/mol. What are its empirical and molecular formulas? C3H4 O3 C3H4O3 has a molar mass of 88 g/mol. C6H8 O6 AP Chemistry – 8/30 Methane (CH4) is the main component of marsh gas. Heating methane in the presence of sulfur produces carbon disulfide and hydrogen sulfide as the only products....
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This note was uploaded on 01/15/2012 for the course CHEM 101 taught by Professor Curtis during the Spring '11 term at Austin Community College.

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Ap_chemistry_first_s - AP Chemistry – 8/22 Determine the number of significant figures in each of the following numbers 1 23.437 m 2 50.010 L 5

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