subject

Chemistry, 15.02.2020 01:15 michaelgg7166

What is the pH of a 40.0 40.0 mL solution that is 0.11 0.11 M in CN − CN− and 0.21 0.21 M in HCN HCN ? The K a Ka for HCN is 4.9 × 10 − 9

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 02:30

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Answers: 2

question

Chemistry, 22.06.2019 03:00

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

Answers: 3

question

Chemistry, 22.06.2019 10:30

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

Answers: 1

question

Chemistry, 22.06.2019 19:40

What type of electromagnetic waves does the human eye see as the colors red blue or green a visible light waves b radio waves c infrared waves d microwaves

Answers: 1

You know the right answer?

What is the pH of a 40.0 40.0 mL solution that is 0.11 0.11 M in CN − CN− and 0.21 0.21 M in HCN HCN...

Questions

question

English, 01.04.2020 20:16

Highlight several sentences from the passage that show the changes in character of margaret elderberry....

question

History, 01.04.2020 20:16

How did the entry of the United States affect the outcome of the world war 1...

question

Mathematics, 01.04.2020 20:16

A triangle has side lengths of 4 inches, 5 inches, y + 1 inches. Another triangle has side lengths of 2 inches, x inches, 3 inches. These...

question

Mathematics, 01.04.2020 20:16

A restaurant sees about 600 orders on Tuesday. This is down from last Tuesday by about 0.85%. How many did they see last Tuesday? (Round to a whole nu...

question

Mathematics, 01.04.2020 20:16

Why the terms of the polynomial y2+7 are said to be relatively prime...

question

Business, 01.04.2020 20:16

Escribe cómo imaginas que se conocieron el Sr. Khalil y jose Alberto Molina...

question

Social Studies, 01.04.2020 20:16

Epic Electronics recently launched a program to evaluate the relative levels of skills, education, and training needed to perform various jobs. Based...

question

Mathematics, 01.04.2020 20:16

1. . How many successful trials were there? Describe how you determined if a trial was a success. 2.Based on this simulation, estimate the...

question

Mathematics, 01.04.2020 20:16

What is the absolute magnitude of a star that has a period of 62 days?...

question

Mathematics, 01.04.2020 20:16

Find the missing length and width. A farmer is building a fence around an area of his land. The fence will form a rectangle measured in yards s...

question

Chemistry, 01.04.2020 20:16

H2(g) + Br2(l) ⇄ 2HBr(g) Kc = 4.8 × 108 Assume initial conditions of 0.400 M H2(g) and excess Br2(l). What is the equilibrium concentratio...

question

Health, 01.04.2020 20:16

The part of the plant fell that normally contains most of its genetic material is the? A) Cell Membrane B) Chloroplast C) Organelle

question

Chemistry, 01.04.2020 20:17

According to the model of atmospheric circulation, why would there be little precipitation at the north and south poles? A) Polar cells pr...

question

English, 01.04.2020 20:17

What is the central idea communicated in this paragraph? that the Dashwood family is well-established and respected by many that Mr. Henry...

question

Biology, 01.04.2020 20:17

Does potassium have more electrons than neon?...

question

Social Studies, 01.04.2020 20:17

Mass consumption was one of the greatest changes in the second industrial revolution as the traditional buying habits of the consumer both within and...

question

Mathematics, 01.04.2020 20:17

Describe the key aspects of the function f(x) = –x2 – 2x – 1....

question

Mathematics, 01.04.2020 20:17

If jared does 5 cases ever 2 /38 hours how many cases does he do in 1 hour...

question

Biology, 01.04.2020 20:17

Plants have this structure that allows them to carry out photosynthesis...

question

Mathematics, 01.04.2020 20:17

The population of Jalicia City was 24,000 people in 2010 and was increasing at a rate of 4% per year. What would the prediction be for the...

More questions: Chemistry Another questions

Questions on the website: 13722367