Calculate the [H + ] in a. 1.0 M HCN (K a = 6.2 10 10

Question:

Calculate the [H⁺] in

a. 1.0 M HCN (K_a = 6.2 × 10^–10).

b. 1.0 × 10^–4 M HCN (K_a = 6.2 × 10^–10).

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Chemical Principles

ISBN: 9780618946907

6th Edition

Authors: Steven S Zumdahl

See More Books

Question Posted: Jan 24, 2024 07:01 AM

See More Questions

Given the following prices (copied from the lab manual), calculate the cost of 25 mL of HCl. Cost of HCl = $29.50 per 20L bottle. Cost of HOAc = $61.31 per 20L bottle. Cost of NaOH = $44.96 per 20L...
Most of the resistance of the human body comes from the skin, as the interior of the body contains aqueous solutions that are good electrical conductors. For dry skin, the resistance between a...
Find each sum. 1 3 8 + 8 +8=+8+9+ +50 4 2 4
What is a reporting entity?
Demonstrate that when light falls on a diffraction grating at right angles, the maximum resolving power of the grating cannot exceed the value I/, where l is the width of the grating and , is the...
The economic costs of currency crises appear to be larger in emerging markets and developing countries, than they are in advanced countries. Discuss why this is the case, citing the interaction...
What Can HR Do to Support Virtual Work? (pp. 416418)
Create a decision tree for Problem 12.
Problem 3-25 (b) (L0. 1, 8) The following information applies to Zachary, who is single, for 2019: $73,200 Salary Alimony paid to his ex-wife (decree executed prior to January 1, 2019) Child support...
Consider a solution formed by mixing $100.0 \mathrm{~mL}$ of $0.10 \mathrm{M}$ HA $\left(K_{\mathrm{a}}=1.0 \times 10^{-6}ight), 100.0 \mathrm{~mL}$ of $0.10 \mathrm{M} \mathrm{NaA}$, and...
Calculate the pH of a 0.100 M solution of NH 4 CN.
At December 31, 2008, Jimenez Company reported the following as plant assets. Instructions (a) Journalize the above transactions. The company uses straight-line depreciation for buildings and...
In the exchange lemma for the scheduling problem, we say that the first event to finish a* in a given time period [i,j] is always part of the optimal solution for that same time period. To argue...
4 10 points Company's year-end is December 31. Calculate depreciation for each year of the machine's estimated useful life under each of the following methods: (Do not round intermediate...
3. The walls of an oven are made from steel sheets with insulating board between them of thermal conductivity 0.18 J m-1 s -1 C-1 . If the maximum internal temperature in the oven is 300C and the...
Egyptian Spa produces two different spa products: Relax and Refresh. The company uses three operations to manufacture the products: mixing, blending, and packaging. Because of the materials used,...
Part A At a given instant A has the motion shown in (Figure 1). Determine the acceleration of B at this instant. Express your answer in feet per second squared to three significant figures. Enter...
The Bureau of Reclamation is an agency of the U.S. government that manages many dams in the western United States. The water from its dams is used for irrigating agriculture. Let's assume that the...
Record the following selected transactions for March in a two-column journal, identifying each entry by letter: (a) Received $10,000 from Shirley Knowles, owner. (b) Purchased equipment for $35,000,...
Because state functions depend on only the current state of the system, when a system undergoes a series of processes thatbring it back to the original state, a thermodynamic cycle has been completed...
It is helpful in understanding graphs of thermodynamic functions to interpret them in terms of molecular behavior. Consider the plot of the temperature dependence of the standard molar Gibbs free...
Suppose it could be arranged for there to be twice as many electrons with up spins than down spins in a sample in a magnetic field. Without doing any calculations, predict the sign of the temperature...
The Regal Cycle Company manufactures three types of bicyclesa dirt bike, a mountain bike, and a racing bike. Data on sales and expenses for the past quarter follow: Total Dirt Bikes Mountain Bikes...
?? A local college is deciding whether to conduct a campus beautification initiative that would imvolve various projects, such as planting trees and remodeling bulidings, to make the campus more...
A company has net income of $196,000, a profit margin of 9.7 percent, and an accounts receivable balance of $135,370. Assuming 70 percent of sales are on credit, what is the companys days sales in...

Calculate the [H + ] in a. 1.0 M HCN (K a = 6.2 10 10

Question:

Step by Step Answer:

a First do the weak acid problem the normal way This technique leads to the expression 2 10 x 10 62 ...View the full answer

Chemical Principles

Students also viewed these Sciences questions