Answers edited by Vijay Raghavendran

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• Question #30788
  
• How many pints of each 2 percent and 7 percent acid solutions must be mixed to obtain 50 pints of a 5 percent solution?
  
• A salt solution has a concentration of 2.4%w/v. What is the concentration if 10.0 mL of this solution is diluted to a total volume of 60.0 mL?
  
• If 525 mL of 0.80 M HCl solution is neutralized with 315 mL of Sr(OH)2 solution what is the molarity of the Sr(OH)2? __ HCl + __ Sr(OH)2
  __ SrCl2 + __ H2O
  
• How many joules of heat must be added to a 2 kg sample of methanol for it to boil?