几道英文版的化学题,1.A solution is labeled "0.450M magnesium nitrate.
几道英文版的化学题,
1.A solution is labeled "0.450M magnesium nitrate." Calculate the concentration of each ion present in solution.
2.Calculate the number of moles of KOH in 150.0 mL of a 0.500M KOH solution.
3.Cauculate the new concentration when 50.0mL of water is added to 725.0mL of 1.25M NaCl.