subject

Chemistry, 23.07.2019 16:40 alyssaanniebug

If a buffer solution is 0.190 m in a weak acid (ka = 8.2 × 10-5) and 0.590 m in its conjugate base, what is the ph? \

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 13:00

Adepositional also feature that forms where a stream enters a lake or an ocean is a

Answers: 2

question

Chemistry, 22.06.2019 14:30

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?

Answers: 1

question

Chemistry, 22.06.2019 17:30

Consider the story you just read. all but one of the choices below indicate that something is living.

Answers: 1

question

Chemistry, 23.06.2019 00:30

What would be the original temperature of a gas that has a volume of 2.0 l and a pressure of 2.0 atm and an unknown temperature that the volume increased to 3.5 l in its pressure decreased to 1.0 atm if the final temperature is measured to be 11°c

Answers: 1

You know the right answer?

If a buffer solution is 0.190 m in a weak acid (ka = 8.2 × 10-5) and 0.590 m in its conjugate base,...

Questions

question

History, 23.08.2019 18:30

What factor allowed the japanese to seize manchuria from china with little problem...

question

Mathematics, 23.08.2019 18:30

What is 25 : 15 in simplest form?...

question

Biology, 23.08.2019 18:30

What type of biological molecule is catalase?...

question

Mathematics, 23.08.2019 18:30

Solve equation 2x^{2}−5x−7 = 0 by using the quadratic formula. then write 2x^{2}−5x−7 in form of a(x−r_{1})(x−r_{2})....

question

Biology, 23.08.2019 18:30

You have a plant with yellow seeds, which express a dominant phenotype. how would you determine the plant's genotype?...

question

Mathematics, 23.08.2019 18:30

John is four years older than frank, the sum of their ages is 36...

question

Chemistry, 23.08.2019 18:30

Which molecule contains the smallest number of hydrogen atoms? a) n2h4. b) al(oh) 3. c) (nh4) 2so4. d) nh4no3....

question

History, 23.08.2019 18:30

Imagine you are living in los angeles in 1944 and have just read about the case of korematsu v. the united states. write a letter to the editor of the...

question

Social Studies, 23.08.2019 18:30

If i didn't do my job well, i wouldn't feel good about myself....

question

History, 23.08.2019 18:30

What instigated the sepoy rebellion...

question

History, 23.08.2019 18:30

The purpose of poll taxes in southern states was to a. discourage white people from voting . b. discourage african americans from voting. c. raise mon...

question

Mathematics, 23.08.2019 18:30

Noah and leslie live the same distance from school. which could be the distance they live from school a 7/100 kilometer and 7/10 b 5/10 an...

question

History, 23.08.2019 18:30

The french and indian war was a war between a. french colonists and some indian tribes b. france and england c. french indians and english colonists...

question

History, 23.08.2019 18:30

This act of congress was a failed attempt to make the individual native americans land owners by assigning them small plots of land. a. homestea...

question

Geography, 23.08.2019 18:30

Alimestone bed containing fossils that are 550 million years old is a bed of sandstone containing fossils that are 400 million years old. a. yo...

question

Mathematics, 23.08.2019 18:30

What is the distance between -2 and -8 on a number line...

question

Mathematics, 23.08.2019 18:30

Which of the following value pairs can be used as m and n to factor the expression 4x^2-8x+3? a. 2, 6 b. _2, 6 c....

question

Arts, 23.08.2019 18:30

Sepia changes picture colors into question 3 options: black, white, and gray red, blue, and green orange, yellow, and blue brown, gold, and yellow...

question

English, 23.08.2019 18:30

Which word in this sentence is an adverb? we're going to the store today....

question

Mathematics, 23.08.2019 18:30

What does 4/3 equal in an improper fraction as a mixed number?...

More questions: Chemistry Another questions

Questions on the website: 13722367