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Round all answers to the correct number of significant figures. What are [H_3O^+], [OH^-], and pOH...
4. pH Calculations. Show all work and round to the correct number of significant figures. a....
4. pH Calculations. Show all work and round to the correct number of significant figures. a. What is the pH of a 5 x 10-14 M hydronium ion solution? b. What is the pH of a .26 M hydroxide ion solution?
5. Concentration Calculations. Show all work and round to the correct number of significant figures. a....
5. Concentration Calculations. Show all work and round to the correct number of significant figures. a. The pH of a solution is 12.76. What is the hydronium ion concentration? c. What is the hydroxide ion concentration?
Calculate [H_3O^+] and [OH^-] for each solution. pH = 8.60 Express your answer using two significant...
Calculate [H_3O^+] and [OH^-] for each solution. pH = 8.60 Express your answer using two significant figures. Enter your answers numerically separated by a comma. pH = 11.20 Express your answer using two significant figures. Enter your answers numerically separated by a comma. pH = 2.81 Express your answer using two significant figures. Enter your answers numerically separated by a comma.
What is the pH to the correct number of significant figures for solutions with the following...
What is the pH to the correct number of significant figures for solutions with the following concentrations of H3O+ or OH−? [OH−] = 5.0×10−3 M pH= [H3O+] = 10−8 M pH= [H3O+] = 4.0 M . pH=
For each of the following strong base solutions, determine [OH−],[H3O+], pH, and pOH. A.) 8.61x10-3 M...
For each of the following strong base solutions, determine [OH−],[H3O+], pH, and pOH. A.) 8.61x10-3 M LiOH Express your answer to three decimal places. Enter your answers numerically separated by commas. [OH−],[H3O+] = 8.61x10-3,1.16x10-12 (this is what I got and it said it was correct) pH ,pOH = ? B.) 1.7×10−4 M KOH Express your answer using two significant figures. Enter your answers numerically separated by commas. [OH−],[H3O+] = ? pH, pOH = ? C.) 5.3×10−4 M Ca(OH)2 Express...
. All final answers must have the correct number of significant figures All final answers must...
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 6: What is the final temperature, in degrees Celsius, of a 0.755 kg glass casserole dish if it was heated from a starting temperature of 19.4°C by 94.3 kJ of heat?
. All final answers must have the correct number of significant figures All final answers must...
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 8: How much energy is required to boil 99.4 kg of ammonia already at 100°C?
. All final answers must have the correct number of significant figures All final answers must...
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 5: You are cooking dinner in a 25.0 L aluminum pot. If you fill it completely full (to the brim) of 15.00°C water and heat it to 88.45°C, how many litres of water will overflow?
What are the H30+ OH and pOH of the solution I don't understand how I keep...
What are the H30+ OH and pOH of the solution
I don't understand how I keep getting the wrong answers but the
right pH/pOH values
Be sure to answer all parts. what are [H3O+], [OHT, and pH in a solution with a pOH of 3.46? IH,x 10 OH 1- pH 10.5 x10 M
. All final answers must have the correct number of significant figures All final answers must...
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 7:45.0 kg of water at 12.0°C is heated to 62.5°C in a hot water heater. Determine: a) The volume, in litres, of the water being heated (p = 1000 kg/m?) b) The amount of energy needed to heat the water (c = 4186 J/(kg:°C )] c) The cost to heat the water, if the...
4. pH Calculations. Show all work and round to the correct number of significant figures. a. What is the pH of a 5 x 10-14 M hydronium ion solution? b. What is the pH of a .26 M hydroxide ion solution?
5. Concentration Calculations. Show all work and round to the correct number of significant figures. a. The pH of a solution is 12.76. What is the hydronium ion concentration? c. What is the hydroxide ion concentration?
Calculate [H_3O^+] and [OH^-] for each solution. pH = 8.60 Express your answer using two significant figures. Enter your answers numerically separated by a comma. pH = 11.20 Express your answer using two significant figures. Enter your answers numerically separated by a comma. pH = 2.81 Express your answer using two significant figures. Enter your answers numerically separated by a comma.
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 6: What is the final temperature, in degrees Celsius, of a 0.755 kg glass casserole dish if it was heated from a starting temperature of 19.4°C by 94.3 kJ of heat?
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 8: How much energy is required to boil 99.4 kg of ammonia already at 100°C?
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 5: You are cooking dinner in a 25.0 L aluminum pot. If you fill it completely full (to the brim) of 15.00°C water and heat it to 88.45°C, how many litres of water will overflow?
What are the H30+ OH and pOH of the solution
I don't understand how I keep getting the wrong answers but the
right pH/pOH values
Be sure to answer all parts. what are [H3O+], [OHT, and pH in a solution with a pOH of 3.46? IH,x 10 OH 1- pH 10.5 x10 M
. All final answers must have the correct number of significant figures All final answers must include the correct units and direction (where appropriate) . Question 7:45.0 kg of water at 12.0°C is heated to 62.5°C in a hot water heater. Determine: a) The volume, in litres, of the water being heated (p = 1000 kg/m?) b) The amount of energy needed to heat the water (c = 4186 J/(kg:°C )] c) The cost to heat the water, if the...
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