rmdavis99 rmdavis99

25-01-2017
Chemistry

contestada

calculate the molarity 4.0 g of KOH in 2.0 L of solution

Respuesta :

Willchemistry Willchemistry

01-02-2017

Molar mass KOH = 56.1056 g/mol

Number of moles:

4.0 / 56.1056 => 0.0712 moles

Therefore:

Molarity = moles / Volume

Molarity = 0.0712 / 2.0

=> 0.0356 M

Answer Link

Otras preguntas

What is the product? x^2-16/2x+8 multiplied by x^3-2x^2+x/x^2+3x-4

How are longitude and time related? In your own words please

3. What does a production sound mixer do? Which responsibility of a production sound mixer do you think sounds most difficult and why? A production sound mixer

MATH HELP ASAP :( Write a polynomial f(x) that satisfies the given conditions. Express the polynomial with the lowest possible leading positive integer coeffici

Read and choose the option with the correct word or words to complete the sentence. La puerta del garaje ________ a las diez de la mañana y no se usa más hasta

Which of these events occurred first?the Sino-Japanese Warthe Meiji Restorationthe Treaty of Kanagawathe Tokugawa Shogunate rule

Q.04: (11 points) Given the polar curve r = e θ , where 0 ≤ θ ≤ 2π. Find points on the curve in the form (r, θ) where there is a horizontal or vertical tangent

1. If a question states "The patching material costs NASA $306/in2 …", the conversion factor in this statement is: Recognizing — Equation statement: $306 = ____

Use long division to find the quotient below. (4x2 - 7x- 2) = (x-2) O A. 3x + 1 O B. 4x+ 1 O C. 4x-1 O D. 3x - 1

What differences did Darwin find about the two species? A. One is fast, while the other is slow. B. One has a long snout, while the other has a short snout. C.