Homework Help Forum: Chemistry

Posted by Nancy on Monday, November 2, 2009 at 10:25pm.

How many moles of ions are released when these samples are dissolved in water? a. 0.37 mol of NH4Cl b. 3.55 * 10^18 formula units of Ba(OH)2 * 8H2O I need to know what steps to take to get to the answer. Thanks!

• Chemistry - DrBob222, Tuesday, November 3, 2009 at 12:27am

  0.37 mole NH4Cl dissolved in water will be 0.37 mole NH4Cl. Each mole NH4Cl contains two ions; i.e., NH4^+ and Cl^-. Therefore, 0.37 x 2 = 0.74 mole ions in solution.

  
  

Answer this Question

First Name:
School Subject:
Answer:

For Further Reading