broke1274 broke1274

27-03-2024
Chemistry

contestada

If the pKa of HCOOH is 3.74 and the pH of an HCOOH/HCOONa buffer sôlution is 3.89 , which of the following is TRUE?
A) [HCOOH]<[HCOONa]
B) [HCOOH]=[HCOONa]
C) [HCOOH]>[HCOONa]
D) [HCOOH]>>[HCOONa]
E) [HCOOH]≪[HCOONa]

Respuesta :

Otras preguntas

A hydrogen-filled balloon was ignited and 1.40 g of hydrogen reacted with 11.2 g of oxygen How many grams of water vapor were formed? (Assume that water vapor i

The majority of people with eating disorders A. exercise moderately B. exercise compulsively C. avoid exercise D. exercise occasionally

fruit and vegetables are they cleaned before display (shelving )and how are they cleaned.?

How many solutions does the equation have? 3(4x-3)-7x=5x-9 A. one solution B. infinite solutions C. no solution

how can I divide 33 photos into two groups

a=21^3w, solve for w

Which advantage do consumers gain from buying a vehicle rather than leasing it? A. smaller down payment B. no mileage restrictions C. lower interest rates D. no

I need help because no don't know how to do it

At 9 a.m the outside temperature was -3 F. By noon the temperature was -12 F. Jorge said that it was getting warmer outside. Is he correct?

In what way was the Nile both a benefit and A disadvantage for Egypt