Answers edited by F

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• Question #91736
  
• What is the Cartesian form of #( -1 , ( 7pi)/3 ) #?
  
• Question #e4895
  
• I don’t under stand the problem, the m and the numbers, I think the operation is multipacation but other than that, all I know is that it’s algebra? So please help me to solve this “question in a nutshell”
  
• What is the slope of a line that is perpendicular to #2x-5y=3#?
  
• How many atoms are of each element are there in 9.8 g of sulphuric acid, G2SO4 ? ( atomic mass, H=1 , S=32 , O=16)
  
• What is the equilibrium constant at #25^@"C"# for a reaction with #DeltaG^@ = -"19.600 kJ/mol"#?