What is the pH of a 0.7M HCI?
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For a 0.7M HF solution with a Ka= 6.6x10-4 What is the H30+ concentration: Whats id the pH:
(a) What is the pH of 1.8m 10-3 M HCI? Number SEPSESSIES (b) What is the pH of 8x10-8 M HCI? Number 1 1 1 1 11 ILIA .
It the K value for hydrochloric acid (HCI) is 1000, and the pH of the solution is 4 what is the concentration of HCI remaining in the solution at equilibrium? You will need to provide the chemical reaction, the charge balance, and mass balance. All info you need is provided here except the molecular weights. (6 pts) It the K value for hydrochloric acid (HCI) is 1000, and the pH of the solution is 4 what is the concentration of...
2.50 is needed to prepare 750.0 mL of 8. What volume of HCI solution having pH HCI solution having pH 4.25?
help me pls QUESTION 7 For a 0.7M HF solution with a Ka= 6.6x10-4 What is the H30+ concentration: Whats id the pH: QUESTION 8 What is the pH of a buffer with with 0.6M sodium acetate and 0.7 acetic acid (Ka#1.8x10-5 (Please do two decimal places) pH QUESTION 9 How did you really feel about workshop/lecture? what did you like? what did you not like? (Don't be afraid to be honest) For the toolbar, press ALT+F10 (PC) or ALT+FN+F10...
A student mixes 60.0mL of 0.30M NaOH with 20.0mL of 0.90M HCI. What is the PH of the resulting solution?
4. What is the pH of 2.00mL of 1.0 M HCI solution diluted to 50.0 mL? ( 2pts)
DATA AND CALCULATIONS A. pH of Acid Solutions: 1. Strong Acid [HCI), [HCI), 2. 21 Measured pH Molarity Calculated pH 2. Weak Acid [HC,H,O,1 2.92 [HC,H,0,12 3.45 Measured pH Molarity Calculated pH Compare and explain the observed values of pH for these two acids. Which acid pH changed the most on dilution? Explain why (consider the equilibrium occurring)
discussion Lab report for 1.) Phosphate buffer + HCI with PH meter of 6.0pH pH Paper is 7pH. 2.) Acetate buffer + HCI pH meter is 5.6 and pH paper is 4ph
QUESTION 5 Which pair could not form a buffer? (*hint: what type bf acid do you need?) NaNO2+HNO2 NaClO3+HCIO3 KI+HI KF+HF QUESTION 6 What is the pH of a 0.7M HCI ?