t 25°C, 1.71 grams of sodium hydroxide is dissolved in enough water to make 500. mL of solution. Calculate [H_3O^+].
t 25°C, 1.71 grams of sodium hydroxide is dissolved in enough water to make 500. mL...
A chemist dissolves 846.mg of pure sodium hydroxide in enough water to make up 180.mL of solution. Calculate the pH of the solution. (The temperature of the solution is 25°C .) Round your answer to 3 significant decimal places.
How many grams of sodium hydroxide (NaOH) are must be dissolved in 290.0 mL of water to produce a 1.3 M solution?
TML 4. Calculate the molarity when 40.0 g of sodium hydroxide is dissolved in enough water to make a 3.0 L solution. M= mol solute 40.09 Nao L soin 37. mi Calculate the more feilver nitrate in 185 ml of a 2.50 M solution.
A chemist dissolves 715. mg of pure sodium hydroxide in enough water to make up 170. mL of solution. Calculate the pH of the solution. (The temperature of the solution is 25°c.) Round your answer to 3 significant decimal places. x ?
A chemist dissolves 139. mg of pure sodium hydroxide in enough water to make up 180 mL of solution. Calculate the pH of the solution. (The temperature of the solution is 25 °C.) Round your answer to 3 significant decimal places. x 5 ?
A chemist dissolves 581. mg of pure sodium hydroxide in enough water to make up 160. mL of solution. Calculate the pH of the solution. (The temperature o the solution is 25 °C.) Be sure your answer has the correct number of significant digits. x 6 ?
14. When 10.0 grams of Na2S04 is dissolved to 500. mL with water: c. What is the molarity of sodium sulfate? d. What is the molarity of sodium ion in the solution? e. What is the molarity of sulfate ion in the solution? 15. You want to perform a chemical reaction and you need 15.0 grams of silver for the reaction to produce the desired yield of product. How much of a 0.75 M silver nitrate solution will you need...
A chemist dissolved 65.353 grams of CuSO4 * 5H2O into enough water to make 150.0 mL of aqueous CuSO4 solution. (a) Calculate the concentration of this solution, in molarity. (b) What is the normality of the Cu2+ ions in the above solution? (c) He then reacted the above CuSO4 solution with some 0.225 M KI solution. The reaction occurs as follows: 2 CuSO4 (aq) + 4 KI (aq) à 2 CuI (s) + I2 (aq) + 2 K2SO4 (aq)...
14 grams of impure koh ( potassium hydroxide ) was dissolved in water to make 100 ml of solution. the solution was then titrated with 1.26 m nitric acid solution. 40.0 ml of the acid required 25.0 ml of alkali solution. determine the percentage koh of the sample
68.2 grams of CaCO3 were dissolved in enough water to give 884.7 mL of solution. Calculate the molarity of this solution.