Using a 0.25 M phosphate buffer with a pH of 6.7, you add 0.72
mL of...
Using a 0.25 M phosphate buffer with a pH of 6.7, you add 0.72
mL of 0.45 M HCl to 49 mL of the buffer. What is the new pH of the
solution? (Enter your answer to three significant figures.)
Using a 0.20 M phosphate buffer with a pH of 6.8, you add 0.72
mL of 0.50 M HCl to 53 mL of the buffer. What is the new pH of the
solution? (Enter your answer to three significant figures.)
Using a 0.25 M phosphate buffer with a pH of 6.0, you add 0.79
mL of 0.45 M NaOH to 59 mL of the buffer. What is the new pH of the
solution? (Enter your answer to three significant figures.)
SHOW WORK
Using a 0.30 M phosphate buffer with a pH of 7.7, you
add 0.72 mL of 0.52 M HCl to 45 mL of the buffer. What is
the new pH of the solution? (Enter your answer to three significant
figures.)
Using a 0.30 M phosphate buffer with a pH of 7.7, you add
0.72 mL of 0.52 M NaOH to 45 mL of the buffer. What is the
new pH of the solution? (Enter your answer to three...
Using a 0.20 M phosphate buffer with a pH of 6.0, you
add 0.70 mL of 0.52 M HCl to 58 mL of the buffer. What is
the new pH of the solution?
Using a 0.30 M phosphate buffer with a pH of 7.1, you
add 0.75 mL of 0.48 M NaOH to 45 mL of the buffer. What is
the new pH of the solution?
Using a 0.20 M phosphate buffer with a pH of 7.6, you
add 0.76 mL of 0.45 M NaOH to 47 mL of the buffer. What is
the new pH of the solution? (Enter your answer to three significant
figures.)
Using a 0.20 M phosphate buffer with a pH of 7.4, you add 0.71
mL of 0.54 M HCl to 59 mL of the buffer. What is the new pH of the
solution? (Enter your answer to three significant figures.)
Using a 0.20 M phosphate buffer with a pH of 7.4, you add 0.71
mL of 0.54 M NaOH to 59 mL of the buffer. What is the new pH of the
solution (Enter your answer to three significant figures.)
1. Using a 0.20 M phosphate buffer with a pH of 6.9,
you add 0.80 mL of 0.46 M HCl to 53 mL of the buffer. What
is the new pH of the solution? (Enter your answer to three
significant figures.)
2. Using a 0.20 M phosphate buffer with a pH of 6.9,
you add 0.80 mL of 0.46 M NaOH to 53 mL of the buffer.
What is the new pH of the solution? (Enter your answer to three...
a)Using a 0.15 M Acetate buffer with a pH of 4.9, you
add 0.75 mL of 0.08 M HCl to 73 mL of the buffer. What is
the new pH of the solution? (Enter your answer to three significant
figures.)
b)
Using a 0.15 M Acetate buffer with a pH of 4.9, you add
0.75 mL of 0.08 M NaOH to 73 mL of the buffer. What is the
new pH of the solution? (Enter your answer to three significant...