xxcrystalxx3202 xxcrystalxx3202

25-02-2024
Chemistry

contestada

1 M NH₄OH and 1 M HCI are mixed to make total volume of 300 mL. If pH of the mixture is 9.26 and pKa(NH+4) = 9.26 then volume ratio of NH₄OH and HCl will be
a. 1 :1
b. 1 :2

Relax

Respuesta :

Otras preguntas

In the standard (x,y) coordinate plane, a line segment has its endpoints at (3,6) and (9,4). What are the coordinates of the midpoint of the line segment?

what is .185 repeating as a fraction

Approximate the cube root. Round to the nearest tenth.

What are the four basic parts found in all cells?

I have this weird question that has to do with linear equations (I think), and this is what it says. Let f(x) = 4x - 5 A. Find f(3) B. Find x when f(x) = -21 C

how did harriet bishop impact the future of minnesota

Which of the following can be achieved by using a visible-light spectrophotometer? I. Detecting the presence of isolated double bonds. II. Finding the concentra

The area of a trapezoid is 40.92 square centimeters. One base of the trapezoid is 7.4 centimeters and its height is 6.2 centimeters.Which sentence explains how

all natural numbers are members of which other subsets of real numbers?

You are going to roll two dice. Let the variable x = the sum of the numbers rolled. What is the probability that x = 9 ?