Calculate the mass, in grams, of copper(II) acetate that must be added to a 300-mL volumetric flask in order to prepare 300 mL of a 0.231 M aqueous solution of the salt. I have a 17.0 % by mass solution of sodium acetate, CH_3COONa (MM = 82.0 g / mo...
2. w/v (g/mL): weight in grams of solute/milliliters of solute 3. w/w: weight in grams of solute/weight in grams of solution (g/g) 4. v/v: volume of solute/volume of solution (L/L) Molar Mass Calculator Common Compounds Periodic Elements Chemical Formula HCl also known as...
If the particle gathered are atoms, when we weight them, the mass obtained will be the molar atomic mass. Answer and Explanation: Given {eq}m {/eq} = Mass of aluminium = 6.3 g {eq}M {/eq} = Molar mass of al...
Therefore, the solute concentration can be defined as a mass percent value. Answer and Explanation: This is an aqueous solution (water solvent) where sodium sulfide is the solute. The given mass percent concentration of sodium sulfide is based on the......
Answer and Explanation: Mass of sucrose = 8 g Mass of water = 100 g =0.1 Kg Molar mass of sucrose = 342.5 g Moles of sucrose are found as: {eq}\dfrac{mass}{molar\ mass}\...Become a member and unlock all Study Answers Try it ri...
What mass of MgCl_2 should be dissolved in 75.0g H_2O to produce a solution that is 38.5% solute by mass? A 300mL solution was made by dissolving 5.0g of MgCl_2 in water. What is its molarity? The molarity of a 2% solution of NaCl is 340 mmol/L. The molecular weight of NaCl...
Calculate the freezing point of an aqueous 0.35 m glucose solution. What is the osmolarity of 0.35M KBr? Calculate the freezing point of a solution that contains 5.16 g of glucose, a non-electrolyte, dissolved in 126 g of water. Calculate the mass of water needed to make 20% solution fro...