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A phosphate buffer solution at a pH = pK1 = 2.15 would have equal amounts of phosphate in the ____________ form and the H2PO4(1-) form. a) HPO₄(2-) form b) H₂PO₄(1-) form c) H₃PO₄ form d) PO₄(3-) form
answered
Nov 26, 2024
Chemistry
high-school
5
votes
10.4k
views
Which level of the Rancho Los Amigos Levels of Cognitive Functioning Scale is characterized by the patient no longer requiring supervision once tasks have been learned? 1) Level V - Confused-Inappropriate
answered
Nov 22, 2024
Health
high-school
4
votes
37.7k
views
What is the length of CT if CB = 10, BL = 4, and AB = 17? a) 13.33 b) 12.50 c) 14.67 d) 15.00
answered
Nov 14, 2024
Mathematics
high-school
7
votes
179k
views
Identify 3 of the following and evaluate the relative importance of each of the three in contributing to the economic growth of the United States in the period 1815-1860. A) The American System B) The
answered
Oct 14, 2024
History
high-school
3
votes
92.5k
views
Theo invested $6600 at an interest rate of 4.5% compounded monthly. determine the value of his investment in 4 years.
answered
Sep 19, 2024
Mathematics
high-school
2
votes
191k
views
Determine the area of your composite figure. Post a picture of your composite figure that includes the measurements and your calculated area. Find another student’s post and pick a shape to add to his
answered
Aug 30, 2024
Mathematics
college
4
votes
149k
views
Answer the following questions regarding metals and alloys. a. Describe metallic bonds. b. Explain how the metallic bonds give metals the ability to conduct electricity. c. Compare the strength of iron
answered
Aug 21, 2024
Chemistry
high-school
5
votes
49.5k
views
Study the following loads that are acting on a tree. Classify them as “live” or “dead.” • wind blowing against a tree • the weight of the tree • the weight of a bird in the tree
answered
Jun 12, 2024
Physics
middle-school
2
votes
217k
views
Why doesn't the leaning tower of pisa topple over?
answered
May 3, 2024
Physics
high-school
2
votes
211k
views
Is it a good idea to use a model broker-shipper contract instead of hiring a lawyer to create your own?
answered
Mar 26, 2024
Business
high-school
3
votes
82.1k
views
When finding an indefinite integral, your answer must include:.
answered
Dec 2, 2023
Mathematics
high-school
12
votes
66.5k
views
How does the atmosphere play an important role in the water cycle?
answered
May 23, 2023
Geography
high-school
10
votes
87.5k
views
What specific "operations" did Fleming plan and execute? Why were these operations significant for WWII?
answered
Apr 15, 2023
English
college
3
votes
232k
views
Help please I only have 10 minutes TT
answered
Feb 14, 2023
Mathematics
high-school
10
votes
221k
views
I need help answering this question in relation to Stoichiometry volume-mass in my chemistry class.
answered
Nov 23, 2022
Chemistry
high-school
2
votes
114k
views
Question If f(x) = x^2 + 7x and g(x) = 3x - 1, what is f(g(x))? O 9x2 + x + 1 9x2 + 15x - 6 9x2 + 21x-6 9x2 - 27x Help please
answered
Oct 25, 2022
Mathematics
college
11
votes
171k
views
Who was Hannibal and what was his role in the Punic Wars?
answered
Aug 14, 2022
History
high-school
9
votes
78.9k
views
What makes Jose Rizal a notable person in the history of politics?
answered
Aug 12, 2022
Social Studies
college
2
votes
19.6k
views
Air rises up on one side of the mountain due to what
answered
Jul 20, 2022
Geography
high-school
5
votes
23.2k
views
Large molecules made of many small subunits
answered
Jan 14, 2022
Biology
high-school
0
votes
127k
views
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