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Given that Ka of HCOOH is 1.77 x 10^-4 M, calculate the pH of a 0.2M HCOOH solution at 25°C.
answered
Nov 24, 2024
Mathematics
high-school
1
vote
89.0k
views
Displacement vectors of 4 km south, 2 km north, 5 km south, and 5 km north combine to a total displacement of A. 16 km north B. 6 km south C. 11 km west D. 2 km south
answered
Oct 27, 2024
Geography
high-school
1
vote
78.6k
views
Why was the term "middle class" created by workers?
answered
Oct 12, 2024
Social Studies
high-school
5
votes
116k
views
What is the condition to determine the existence of unbounded solution of linear programming problem in simplex method?
answered
Aug 23, 2024
Computers and Technology
high-school
2
votes
179k
views
What are levels of yin and yang in excess/true heat?
answered
Aug 18, 2024
Medicine
college
5
votes
99.9k
views
Is a licensee able to disclose any communication, record or identity of a client except as provided in Texas Health and Safety Code?
answered
May 2, 2024
Law
college
2
votes
181k
views
Solve equations - two sides (135a) Solve 2x - 7=7x +5
answered
Apr 16, 2024
Mathematics
high-school
3
votes
166k
views
Select the correct answer from each drop-down menu. What structural element of the paragraph is the underlined sentence, and how does it connect ideas in the text? The underlined sentence is It connects
answered
Feb 16, 2024
Engineering
high-school
2
votes
124k
views
A blood urea nitrogen level of _________ mg/dl is considered outside normal range. a. 10 b. 18 c. 32
answered
Jan 28, 2024
Biology
high-school
4
votes
123k
views
A student places a warm can of soda into a bucket filled with cold water. She puts the lid on the bucket. Which of the following describes the energy transfer between the water and the can of soda in the
answered
Dec 25, 2023
Chemistry
middle-school
12
votes
151k
views
for red ribbon weak student council had a how many candies jar set up for students to guess how many candies were in the jar you guessed 141 candies the actual total was 150 candies find the percent error
answered
Oct 28, 2023
Mathematics
college
3
votes
72.1k
views
One bar of candy A and two bars of candy B have 763 calories. Two bars of candy A and one bar of candy B contain 773 calories. Find the caloric content of each candy bar Candy bar A contains calories and
answered
Aug 10, 2023
Mathematics
college
5
votes
107k
views
Where can a person work if they want to work in public service and help find solutions for the spread of disease among people? A. Board of Agriculture B. Department of Health C. Public Works Division D.
answered
Jun 30, 2023
Social Studies
high-school
4
votes
105k
views
What is d in d • 24= -12
answered
Jun 20, 2023
Mathematics
high-school
9
votes
52.0k
views
174 fourth graders voted. How many of them voted for chicken nuggets? Ps. PLease help;3
answered
Dec 21, 2022
Mathematics
high-school
5
votes
154k
views
Use the Pythagorean theorem to find b. b =
answered
Nov 12, 2022
Mathematics
high-school
6
votes
129k
views
Can someone please help me
answered
Sep 6, 2022
Mathematics
college
5
votes
216k
views
If f(x) = 2x2 + 7, find f(-3) = What’s the f(-3)
answered
Aug 29, 2022
Mathematics
college
6
votes
131k
views
How did isma'il rule affect the religion of islam
answered
Aug 7, 2022
Social Studies
college
7
votes
79.7k
views
dna samples from four different organisms were analyzed using a procedure that separates the dna in each sample by size.What procedure was used to obtain these results?
answered
Jul 9, 2022
Biology
high-school
3
votes
180k
views
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