Answers edited by Milan S#

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• Question #92f86
  
• Question #78e48
  
• Question #df50a
  
• #50g# of pure #CaCO_3# is heated, liberated #CO_2# reacted 0.4 mol of moist ammonia to yield only #(NH_4_2CO_3#. Find the volume of 3 #CO_2# left after the reaction at STP?
  
• Question #d9e98
  
• An airplane travels at an average speed of 600 m/s on an outward flight and 400 m/s on the return flight over the same distance. What's is the average speed of the whole flight?
  
• 1.what are the iupac names of the following compounds? 2.write the structural formula of an alkene and cycloalkane that have the same molecular formula?
  
• Question #bda4a
  
• What is the IUPAC name of the given compound?
  
• Why is it necessary to have leading and lagging strands during DNA replication?
  
• Question #5239f
  
• Question #68c50