ajkncknasdkfv4119 ajkncknasdkfv4119

01-04-2018
Chemistry

contestada

What is the oh−concentration and ph in each solution? (a) 0.225 m koh, (b) 0.0015 m sr(oh)2?

Respuesta :

blahblahmali blahblahmali

10-04-2018

Q1)
We have been given the OH⁻ concentration, therefore we first need to find the pOH value and then the pH value.
pOH = -log [OH⁻]
pOH = -log (0.225 M)
pOH = 0.65
pH + pOH = 14
pH = 14 - 0.65 = 13.35

Q2)
pOH = -log[OH⁻]
pOH = -log (0.0015 M)
pOH = 2.82
pH + pOH = 14
pH = 14 - 2.82
pH = 11.18

Answer Link

Otras preguntas

Plot A(2,3) and B(2,5). What is the midpoint of points A and B?

Please, i need help for part b, my hw is due tomorrow, please help, any help will be appreciated, The graph shows the speed of a vehicle during the final 50 s

Consider the polynomial function p(x)=-5x^6-3x^5+4x^2+6xp(x)=−5x 6 −3x 5 +4x 2 +6xp, left parenthesis, x, right parenthesis, equals, minus, 5, x, start su

at the market opening, a customer purchases 200 shares of an S&P 500 inverse etf (-1x) at $50 per share. At the end of that day, the s&P 500 index decli

Solve the inequality

HELP. Really really need help. ASAP please. Please help me with this. I will give out a lot of extra points and a Brainly to whoever does it good. Thanks.

Solve The Equation. 6x-6= -9(4x-1/3)

On a game show, the first place winner got cash and prizes worth a total of $4,622.00. The runner-up won a total of $2,541.00. How much more did the first place

anyyyy girrllll online hereeeere m soo bored

Please, i need help for part b, my hw is due tomorrow, please help, any help will be appreciated, The graph shows the speed of a vehicle during the final 50 s