Answers edited by Udhaya S.

• Back to user's profile
• How do exothermic reactions occur?
  
• What binds atoms together in elements and compounds?
  
• How do you balance #KClO_3(s) -> KCl(s) + O_2(g)#?
  
• F2 and I2 both are covalent compound while f2 is gas and I2 is solid?why ?Give reason
  
• Sulfur combines with iron to form iron(II) sulfide. In an experiment, 15.24 g of Fe are allowed to react with 17.34 g of sulfur What is the limiting reactant? The reactant in excess? What mass of FeS is created?
  
• Calculate the acceleration of a body of 250g when acted by a force of 1 newton?