edemosthenes17 edemosthenes17

04-06-2024
Chemistry

Answered

A chemistry graduate student is given 450. mL of a 0.90 M methylamine solution. Methylamine is a weak base with Kb=4.4x10^-4. What mass of CH3NH3Br should the student dissolve in the CH3NH3Br should the student dissolve in the CH3NH2 solution to turn it into a buffer with pH=10.28

Answer :

Other Questions

What is the purpose of Neomycin and Polymyxin B Sulfates and Hydrocortisone Otic Solution USP?

what kind of area was the police man patrolling ? describe it

What are the rights and responsibilities of clients and workers? Do they differ as such? Do certain parties hold more responsibility in specific situations?

Why might an organization encounter the error message "This organization isn't authorized to upload change sets to other organizations," and what steps should a

In terms of the number of moose, what is the relative frequency of male moose, female moose, adult moose, and baby moose? Write your answers as simplified fract

Harvey the wonder hamster can run [tex]$3 \frac{1}{6} \, \text{km}$[/tex] in [tex]$\frac{1}{4} \, \text{hour}$[/tex]. Harvey runs at a constant rate.Find his av

What factors determine the cost of installing a Generac whole house generator?

Select the correct answer from each drop-down menu.Samantha is preparing an essay on Renaissance Art. Help Samantha complete the sentence to describe a signific

(ii) Iodide ions react with peroxydisulfate ions.[tex]\[ 2 I^{-} + S_2O_8^{2-} \rightarrow I_2 + 2 SO_4^{2-} \][/tex]This reaction is slow, but it is catalyzed

Which values of [tex]a[/tex] and [tex]b[/tex] make the following equation true?[tex]\[ (5x^7y^2)(-4x^4y^5) = -20x^a y^6 \][/tex]A. [tex]a = 11, b = 7[/tex]B. [t

Clock. What is the measure of the angle (in degrees) that the minute hand traces in 20 minutes?

Where do most Polish Immigrants Live?

The ideas of Locke and Rousseau influenced Simon Bolivar in his commitment toA) fight for democratic revolution in Latin America.B) negotiate a social contract

A source of wave produces 20 crest sand 20 troughs in 0.4 sec. Find the frequency of the wave.

find the multiplicative inverse of -10

find the multiplicative inverse of -10

The ideas of Locke and Rousseau influenced Simon Bolivar in his commitment toA) fight for democratic revolution in Latin America.B) negotiate a social contract

Simplify the rational expression. State any restrictions on the variable n^4-10n^2+24/ n^4-9n^2+18

How Many People Around the World Are Enslaved?

Help on Question number 14 Determine whether each of the following is the graph of a function.