sarabxrrera sarabxrrera

01-02-2018
Mathematics

contestada

Pre calculus help!! pH of substance which has a hydronium ion concentration? help please!!

Pre calculus help pH of substance which has a hydronium ion concentration help please class=

Respuesta :

musiclover10045 musiclover10045

01-02-2018

-log(5.4x10^-9) = 8.27 = 8.3

since 8.3 is greater than 7 it is basic

so the last answer is correct

Answer Link

Otras preguntas

3 primary causes of childhood obesity in the U.S. and how/if these differ from the causes of adult obesity.

If x = 6 cm, what is the surface area of the geometric shape formed by this net? A. 144 square cm. B. 432 square cm. C. 216 square cm D. 576 square cm Pleas

The length of a rectangle is the width minus 5 units. The area of the rectangle is 36 units. What is the width, in units, of the rectangle

which equation represents a transuranium

Help anyone !?????????????????

I’m timed please help

A customer deposits $500 in an account that pays 4% annual interest. What is the balance after 3 years if the interest is compounded annually? Compound interes

Fill in each blank with the correct PRETERITE conjugation of the verb in parentheses. Ex. Después de las clases, mis amigos _________ (correr) al cine. ANS: co

PLEASE HELP! Daniela has a rectangular yard with a pool in the shape of a semicircle. How many square feet of grass does Daniela need to cover her yard, but not

A wheel has a radius of 28 cm. If it does 50 revolutions, what distance will it travel?