josselyn26 josselyn26

07-05-2020
Chemistry

contestada

what is the pH of a 5.4 x 10-3 M HCl solution?
A. 2.3
B. 3.3
C. 3.7
D. 11.7

Respuesta :

Ajiduah1 Ajiduah1

14-05-2020

Answer: A. 2.3

Explanation:

pH of a solution is given by the following mathematical expression;

pH = - Log [ H+]

= -Log [ 5.4 x 10-3]

= 3 - 0.7324

pH = 2.27 aprrox 2.3

Answer Link

Otras preguntas

Which city is the capital of Arkansas? a. Bismarck b. Baton Rouge c. Lincoln d. Little Rock

What is the surface area of a triangular pyramid if each face has an area of 30 mm2? A. 90 mm2 B. 160 mm2 C. 60 mm2 D. 120 mm

Which of the following would be an example of an archetypical theme? A.The arctic wilderness is endangered. B.Robots may replace human workers. C.Victorian w

What is the surface area of a triangular pyramid if each face has an area of 30 mm2? A. 90 mm2 B. 160 mm2 C. 60 mm2 D. 120 mm

The Constitution made no mention of how many justices should sit on the Supreme Court. Which statement regarding how the number of justices is set is true? a Th

HELP..Maya spent 40% of her savings to pay for a bike that cost her $85 how much money was in her savings to begin with?

what is 61/100 in word form?

Dominic got a new video game. the first time he played the game he scored 80 points.after that, each time he played he increased his score by 60 points.how many

what is 7/8-5/6 in simplist for

How do you solve X+7y=7