# Determine the pH of a 0.4 M NaF solution at 25°C. The Ka of HF is...

###### Question:

Determine the pH of a 0.4 M NaF solution at 25°C. The Ka of HF is 3.5x10-5.

#### Similar Solved Questions

##### Q: Table I and Equation (1) show IDMT characteristics of three Relays R1, R2 and R3....
Q: Table I and Equation (1) show IDMT characteristics of three Relays R1, R2 and R3. t(1),rip tme =TD( MP -1+ B For M > 1 Table I Characteristics R1 R2 R3 Moderately Inverse 0.0515 0.1140 0.02 19.61 0.4912 Extremely Inverse28.2 0.1217 2 Very Inverse Answer the following questions: (a) Determine t...
##### In the game of​ roulette, a wheel consists of 38 slots numbered​ 0, 00,​ 1, 2,...,...
In the game of​ roulette, a wheel consists of 38 slots numbered​ 0, 00,​ 1, 2,..., 36. To play the​ game, a metal ball is spun around the wheel and is allowed to fall into one of the numbered slots. If the number of the slot the ball falls into matches the number you​ s...
##### The purpose of this experiment is to synthesize a polymer using a Gilch polymerization of 2,5-...
The purpose of this experiment is to synthesize a polymer using a Gilch polymerization of 2,5- bis(bromomethyl) - 1 -methoxy-4-(2-ethylhexyloxy) benzene, to investigate the polymer's photophysical properties, and to understand the mechanism of the polymerization reaction. Introduction Poly(p-phe...
##### Assume the demand for beef is given by Qd = 22 + 0.1 Y – 10Pb + 5 Pc And the supply of beef is given by: Qs = -400 + 500Pb – 200 Pf where Qd denotes quantity of beef demanded, Qs denotes quantity supplied, Pb denotes price, of
Assume the demand for beef is given by Qd = 22 + 0.1 Y – 10Pb + 5 Pc And the supply of beef is given by: Qs = -400 + 500Pb – 200 Pf where Qd denotes quantity of beef demanded, Qs denotes quantity supplied, Pb denotes price, of beef, Y denotes per capita income, Pc denotes the price of ...
##### De Cost mlet Debit isset 4s
de Cost mlet Debit isset 4s...
##### A car in stop-and-go traffic starts at rest, moves forward 12 m in 8.0 seconds, then comes to...
A car in stop-and-go traffic starts at rest, moves forward 12 m in 8.0 seconds, then comes to rest again.?...
##### As given by the figure, the internal volume is 400 a building with m', an electrical...
As given by the figure, the internal volume is 400 a building with m', an electrical power of 30 kW is heated by the heater. Electric heater adiabatic the canal is inside the canal. Initially, the air inside the building was at 14°C and atmospheric pressure at the building location is 95 It ...
##### Please write neatly ? Problem 4 Four-year-olds in China average 5 unsupervised hours per day. Most...
Please write neatly ? Problem 4 Four-year-olds in China average 5 unsupervised hours per day. Most of the unsupervised children live in rural areas, considered safe. Suppose that the amount of unsupervised time is normally distributed with standard deviation 1 A Chinese 4-year-old is randomly s...
Cullumber Company is preparing a cash budget for September. The company’s cash balance on September 1 is $43150. The company anticipates cash receipts of$207950 and cash disbursements of $218220. If Cullumber Company desires a cash balance of$44640, it must: acquire financing of $11760. acqu... 1 answer ##### On January 1, Year 1, Bryson Company obtained a$39,000, four-year, 10% installment note from Campbell...
On January 1, Year 1, Bryson Company obtained a $39,000, four-year, 10% installment note from Campbell Bank. The note requires annual payments of$12,303, beginning on December 31, Year 1. a. Prepare an amortization table for this installment note, similar to the one presented in Exhibit 4. Note: Ro...