BASIC STOICHIOMETRY T01/S11 Based on the balanced equation, Molar Mass (g/mol) Al2S3 + 6H20 - 2AI(OH)3 + 3H2S AlzS3 Н2о AI(OH)3 Н2S Avogadro's No. 6.022x1023 mol"1 150.16 calculate the molecules of H20 required when 75 molecules of H2S are formed. 18.015 75.361 34.082 exact number, no tolerance LIMITING REAGENTS T02/S12 Based on the balanced equation Molar Mass (g/mol) 21205 + 10NO - 5N204 + 212 I205 333.80 30.006 92.011 calculate the number of excess reagent units remaining when 66 I,05 molecules and 410 NO molecules react? NO N204 I2 Avogadro's No. 6.022x1023 mol"1 253.8 exact number, no tolerance

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