XanyMay XanyMay

01-10-2018
Chemistry

contestada

An unknown substance has hydrogen ion concentration of [H+]=3.1*10^-8M. Find the pH and classify the substance as acidic or basic

Respuesta :

02-10-2018

pH = 7.51. The substance is basic.

[H⁺] = 3.1 × 10⁻⁸ mol·L⁻¹.

pH = -log[H⁺] = -log(3.1 × 10⁻⁸) = 7.51

The substance is basic because pH > 7.

Answer Link

Otras preguntas

the chief function of root hairs is to a) decrease the anchoring power of roots. b) provide a direct passageway from the soil to the vascular cylinder. c) incre

how do you calculate degrees of freedom for goodness-of-fit chi-square tests versus chi-square tests for independence and homogeneity?

we are given a bag of 35 different colored chips. there are 20 black chips and 15 white chips. you draw 11 chips at random, what is the probability of getting 5

the nurse is caring for a client diagnosed with a urinary tract infection. the primary care provider orders include an antibiotic, an antipyretic, and a urine c

jason is getting ready to give the first lecture of his teaching career. as he steps up to the podium and looks out at the lecture hall, he is struck by the fea

two cars leave towns kilometers apart at the same time and travel toward each other. one car's rate is kilometers per hour less than the other's. if they meet i

when bartleby prefers to not do something, why does the narrator turn and ask the opinions of the other workers?

which technique to diagnose problems reflects the principle that 20 percent of the defects or failures that occur cause 80 percent of the problems

Which number describes the national census of texas in 1850? question 5 options: 135,000 158,356 212,592 604,215

when the aggregate demand curve and the short run aggregate supply curve are in equilibrium, gdp will be