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5. How many grams of Al (NO3)3 should be used to prepare 250. ml of a...
How many grams of Na2CO3 (FW = 106) are needed to prepare: a) 250 mL of 6.0 M solution b) 250 g of a 10% solution
How many grams of MgBr2 are required to prepare a 250. mL solution with a concentration of 2.16 M?
how many grams of NaF are needed to prepare 250. mL of a 3.50% m/v solution?
How many grams of potassium permanganate (KMnO4) are required to prepare a 250-mL solution whose concentration is 2.16 M?
28 How many milliliters of a 4.0% (w/v) solution must be used to prepare 250 mL of a 0.080% (w/v) solution? A 5.0 mL B 2.5 mL 0.50 mL D 25 mL
2) How many grams of sodium hypochlorite (NaClo) are needed to make 250 mL of 0.700 M NaClO solution? 3) How many grams of KCO, would be needed to make 4.55 mL of a 15.00 (m/v) solution? 4) A 34.0 % (m/m) sulfuric acid (H2SO4) solution has a density of 1.25 g/mL. What is the molarity of this solution?
How many grams of water are needed to prepare 250. g of a solution that is 5.00% by mass NaCl?
how many grams of solute are in each of the following solution? B 245 ml of a 1.70 MLiCL B 45ml of a 0.70m c6h12O6 A 3.0 L of A 1.8 M Al (no3)3 CHMHERNANDEZ0819A post-lecture: Post Lecture Homework Chapter 09 Problem 9.105 How many grams of solute are in each of the following solutions? 3.0 L of a 1.8 M Al(NO3), Express your answer using two significant figures. AEC OB ? m 1150.14 Check the rounding in your final...
Given the chemical reaction Al + 3AgNO3 → Al(NO3)3 + Ag how many milliliters of 0.544 M AgNO3 will react with 1.00 g of Al? Answer in (mL)
2) To prepare 250 grams of an aqueous KI solution that 24.0% by weight of this solute, how many grams of water and how many grams of KI are used? (4 points) 3) To prepare an aqueous solution that is 40.0% by weight of KI, how many kilograms of KI must be added to 1,000 Liters of water? (6 points)