emmapapilee emmapapilee

13-10-2022
Chemistry

contestada

Calculate the pH of an aqueous solution that is 0.200 mol L-1 in NH3 and 0.300 mol L-1 in NH4Cl.

Kb(NH3) = 1.8 x 10-5

Respuesta :

Otras preguntas

What’s the purpose ?

Explain the causes and effects of two domestic challenges the United States faced in the 21st century.

"It is a duty of a responsible citizen to participate in the election process " explain

Can someone help please!

Identify an equation in slope-intercept form for the line parallel to y = 4x - 9 that passes through (-5,3). O A. y = 4x - 23 ОВу O B. y - 1x+45 4x O c. y = 4x

Select the correct answer. In this sentence from "The Most Dangerous Game" by Richard Connell, what does the word zealous mean in these lines? Even so zealous a

Which ancient civilization was the largest in area? A) Indus Valley B) Indus Valley and Egypt were both the same size and the largest C) Egypt and Mesopotamia D

Kaneki can’t subtract 1000-7 because he doesn’t have enough fingers. How can he subtract correctly if he doesn’t have enough fingers?

Janice drew 1 card from a standard deck of 52 cards. What fraction of the deck of cards is red.A. 1/3B. 1/2C. 3/4

PLS HELP! I will give brainliest if correct! What is the surface area of the three-dimensional solid you created? 35 cm2 56 cm2 72 cm2 90 cm2