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A solution of H₂CO₃ with pKₐ 1=6.35 and pKₐ 2=10.33, has a concentration of 0.740M (Note that a pKₐ value is provided. pKₐ = -logKₐ) Determine the pH of this solution:
asked
Nov 20, 2024
Chemistry
high-school
1
answer
145k
views
You have 4.6 kg of water in an insulated container. You add 1 kg of ice at -22 °C to the water and the mix reaches a final, equilibrium temperature of 17 °C. The specific heats of ice and water are 2.10
answered
Nov 9, 2024
Physics
high-school
1
answer
60.2k
views
Ildara le prepara a su padre un caldo gallego, uno de los platos más típicos de Galicia. Busca la receta por Internet con "Caldo gallego, norma". ¿Qué tres ingredientes principales lleva?
answered
Oct 30, 2024
Spanish
high-school
1
answer
66.1k
views
The Nernst Equation tells us that if a positive ion is ten times more concentrated inside the cell, its Nernst equilibrium potential is ______and _____ with temp. a. Negative, increases b. Positive, decreases
asked
Oct 19, 2024
Chemistry
high-school
1
answer
138k
views
The rights and obligations assertion relates to whether transactions and events have been recorded in the correct accounting period. a)True b)False
asked
Sep 16, 2024
Business
high-school
1
answer
157k
views
A 4x Which statement BEST describes the overall approach of the author to her topic? 4x B 4x C 10 of 10 4x D The author lists several studies and statistics that support the use of school uniforms. The
answered
Jul 23, 2024
English
college
1
answer
8.7k
views
Which were NOT beliefs of the early Hebrews? A) The gods controlled the forces of nature. B) They developed their beliefs over time and still practice them today. C) They referred to the Torah for understanding.
answered
May 18, 2024
History
middle-school
2
answers
140k
views
________ begin with that, which, or who, and act like adjectives. a) Dependent clauses b) Prepositional phrases c) Relative clauses d) Appositives
answered
Mar 3, 2024
English
high-school
1
answer
233k
views
Write the formula of the conjugate acid.
asked
Feb 23, 2024
Chemistry
high-school
1
answer
22.4k
views
Determine the index time configuration, based on the following: etc/system/local/ contains: [default]host - server1 [monitor:///opt/log/www1/ ] host=websvr1 etc/apps/unix/local/ contains: [monitor:///var/log/
answered
Jan 30, 2024
Computers and Technology
high-school
1
answer
168k
views
Which of the following functions best represents the consultants annual profit. A). y= 500x + 34570B). y = 15x + 34,800C). y = 350x + 34,900D). y = 650x + 33250
asked
Nov 12, 2023
Mathematics
college
1
answer
54.4k
views
How would I find the the concentration of acetic acid in my vinegar sample using the average volume and concentration of sodium hydroxide, and the volume of vinegar, I have? Average Volume Sodium Hydroxide:
answered
Nov 11, 2023
Chemistry
high-school
1
answer
26.0k
views
Tell me if it is w x y or x
asked
Nov 8, 2023
Mathematics
college
2
answers
103k
views
What is the probability that a randomly chosen student is majoring in biology given that he is a male? Round the answer to the nearest hundredth of a percent.
asked
May 25, 2023
Mathematics
college
1
answer
64.3k
views
What is the function of "at the joke"
asked
May 23, 2023
Social Studies
high-school
1
answer
10.3k
views
Identify the number types that describe a bar over 7
answered
May 12, 2023
Mathematics
high-school
1
answer
228k
views
The foremost need for the development of a country is of
answered
Apr 29, 2023
Business
college
1
answer
75.6k
views
the graph shows three different projections of juman population growth. During which year does one of the projections show the human population reaching carrying capacity
asked
Apr 17, 2023
Social Studies
college
1
answer
148k
views
Simplify your answer if possible.
answered
Jan 10, 2023
Mathematics
high-school
2
answers
190k
views
PLEASE HURRY Which is the graph of the function f(x) = -√x
answered
Jan 1, 2023
Mathematics
high-school
1
answer
119k
views
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