Hey, Can sum1 help me with these two questions? How many grams of NaCl are required to make 0.30L of a 0.65mol/L soldium chloride solution? * for this question do i use the #moles = mass/molar mass? What volume os chlorine gas, measured at 10C and 101.3 kPa, is required to react completely with 10.20 g of KOH in following reaction: Cl2 + 2KOH -> KCl + KClO + H2 if you noe how to do this, can u please reply? thanxz!!!