5. Calculate pH a) 115mg of NaOH dissolved in water to make 180mL solution. Calculate pH....

Question

Question

Answer 1

Answer #1

x 1000 180 First calculate the molarity of Naoh. M- mass x 1000 molar mass V(mL) 115x153 g_ 39.9971 g.mot m = 0.016 mol/l [N

Answer 2

Similar Homework Help Questions

a. Calculate the pH of the solution if 2.3 x 10-3 moles of Sr(OH)2 is dissolved...

a. Calculate the pH of the solution if 2.3 x 10-3 moles of Sr(OH)2 is dissolved in 250 mL of water? b. Calculate the pH of a 3.0000 M solution of NaOH? c. Calculate the pH if 6.5 g of HCl(g) are dissolved in 200 mL of water?
A) 0.50g of hydrogen chloride (HCl ) is dissolved in water to make 2.5L of solution. What is...

A) 0.50g of hydrogen chloride (HCl ) is dissolved in water to make 2.5L of solution. What is the pH of the resulting hydrochloric acid solution? Express the pH numerically to two decimal places. B) 0.15g of sodium hydroxide (NaOH ) pellets are dissolved in water to make 4.0L of solution. What is the pH of this solution?Express the pH numerically to two decimal places.
Sodium hydroxide, NaOH, is dissolved in water to make up a solution that is 1.58×10−5M in...

Sodium hydroxide, NaOH, is dissolved in water to make up a solution that is 1.58×10−5M in NaOH. What is the pH of the solutionat 25.0∘C? Round the answer to three significant figures.

0.60 g of hydrogen chloride (HCl) is dissolved in water to make 8.0 L of solution. What...

0.60 g of hydrogen chloride (HCl) is dissolved in water to make 8.0 L of solution. What is the pH of the resulting hydrochloric acid solution? 0.50 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 4.0 L of solution. What is the pH of this solution?
Part A 0.90g of hydrogen chloride (HCl ) is dissolved in water to make 4.0L of...

Part A 0.90g of hydrogen chloride (HCl ) is dissolved in water to make 4.0L of solution. What is the pH of the resulting hydrochloric acid solution? Part B 0.75g of sodium hydroxide (NaOH ) pellets are dissolved in water to make 4.5L of solution. What is the pH of this solution?
0.10 g of hydrogen chloride (HCl) is dissolved in water to make 2.5 L of solution. What...

0.10 g of hydrogen chloride (HCl) is dissolved in water to make 2.5 L of solution. What is the pH of the resulting hydrochloric acid solution? Express the pH numerically to two decimal places. 0.20 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 6.5 L of solution. What is the pH of this solution? Express the pH numerically to two decimal places.

1. Calculate the pH of a 0.0820 M solution of the acid HClO dissolved in water...

1. Calculate the pH of a 0.0820 M solution of the acid HClO dissolved in water if Ka = 2.9x10-8. 2. Calculate the pH of a 0.4480 M solution of the base H2BO3-1 dissolved in water if Ka = 5.4x10-10 for H3BO3. 3. Calculate the pH of a solution containing the following compounds. (Note that these are concentrations before any reaction occurs). [NaH2PO4] 0.300 M [Na2HPO4] 0.840 M [KOH] 0.054 M 4. For the titration of 15.00 mL of 0.100...
35 g of NaOH are dissolved in water to make 3872 mL of a NaOH solution....

35 g of NaOH are dissolved in water to make 3872 mL of a NaOH solution. Use 40 for the molecular weight of NaOH. What is the concentration of the resulting NaOH solution? Submit Answer Tries 0/5
1. Calculate the equilibrium concentrations of all species present and the pH of a solution obtained...

1. Calculate the equilibrium concentrations of all species present and the pH of a solution obtained by adding 0.100 moles of solid NaOH to 1.00 L of 15.0 M NH3. Kb = 1.8 × 10–5 2. One mole of a weak acid HA was dissolved in 2.0 L of water. After the system had come to equilibrium, the concentration of HA was found to be 0.45 M. Calculate the Ka for this weak acid. 3. Calculate the pH of a...

51 g of NaOH are dissolved in water to make 4034 mL of a NaOH solution....

51 g of NaOH are dissolved in water to make 4034 mL of a NaOH solution. Use 40 for the molecular weight of NaOH. What is the concentration of the resulting NaOH solution?