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In an NaF solution, the concentration of Na^+ is 4.0 X 10^-4 , M and the concentration of F^- is 4.0 X 10^-4 , textM. What is the value of K_sp ? A. 4.0 X 10^-8 B. 1.6 X 10^-7 C. 8.0 X 10^-8 D. 3.2 X 10^-7
answered
Dec 31, 2024
Chemistry
high-school
1
answer
11.9k
views
Convert 1.05 • 10-8 to standard form.
answered
Dec 10, 2024
Mathematics
high-school
2
answers
29.6k
views
How many adults binge drink four times per month? A. 1 in 10 B. 1 in 6 C. 1 in 4 D. 1 in 8
answered
Nov 28, 2024
Mathematics
college
1
answer
157k
views
An electric company charges $10.75 per month plus $0.38 per kilowatt-hour (kWh) for the first 250 kWh used per month and $0.21 per kWh for anything over 250 kWh used. a. How much is owed for using 180
asked
Oct 24, 2024
Physics
high-school
1
answer
177k
views
if your discount factor is .9009, what is your discount rate? The discount rate is___________% (Round to nearest percentage)
answered
Oct 23, 2024
Business
high-school
1
answer
50.3k
views
What can long term steroid therapy cause? 1) Weight gain 2) High blood pressure 3) Weakening of bones 4) Suppression of immune system
asked
Oct 13, 2024
Medicine
college
1
answer
35.1k
views
A mass weighing 16 pounds is attached to a 5-foot-long spring. At equilibrium, the spring measures 8.2 feet. If the mass is initially released from rest at a point 2 feet above the equilibrium position,
answered
Sep 23, 2024
Mathematics
high-school
1
answer
179k
views
Which expression is equivalent to (4ab-2bc-3ac)+(2ab-5bc+9ac) A. 6ab−7bc+6ac B. 6ab−3bc+6ac C. 6ab−7bc+12ac D. 6ab−3bc+12ac
answered
Sep 20, 2024
Mathematics
middle-school
1
answer
26.4k
views
Why would an extinguisher receive a class C rating?
answered
Jul 8, 2024
Social Studies
high-school
1
answer
55.6k
views
When digitally removing stool, what should you check?
answered
Jun 18, 2024
Biology
high-school
1
answer
198k
views
Protein families arise when a protein sequence that generates a stable fold diverges over many generations and acquires new functions. One example of this can be seen in the globin family. Myoglobin is
answered
May 26, 2024
Biology
high-school
1
answer
63.6k
views
I need to know the answer help
answered
May 25, 2024
Mathematics
high-school
1
answer
206k
views
A famous photo from 1932, titled 'Lunch atop a Skyscraper,' shows 11 construction workers eating lunch 840 feet above the streets of Manhattan. They were working on the 69th floor of what was then called
asked
May 19, 2024
History
high-school
1
answer
36.8k
views
What is the ulitimate goal of the scientific method
answered
Apr 18, 2024
Health
college
1
answer
197k
views
Juan and David were trying to describe parts of the expression 5a+2b+c. Juan said, "The entire expression is the product of 3 factors." David said, "The entire expression is the sum of 3 terms." Who is
asked
Feb 26, 2024
Mathematics
high-school
1
answer
186k
views
15 points to whoever answers this!!
answered
Feb 24, 2024
Mathematics
middle-school
2
answers
21.0k
views
How many North Carolinians fought for the Confederacy during the Civil War? about 1,200 about 12,000 about 120,000 about 1,200,000.
asked
Dec 27, 2023
History
high-school
2
answers
169k
views
The following method is most unlikely to be used to study lateralization of function in normal people A. single-cell recordings B. WADA test C. dichotic listening tasks D. tachistoscopic presentation of
answered
Nov 18, 2023
Social Studies
high-school
1
answer
12.9k
views
What words go where?
answered
Sep 21, 2023
Chemistry
college
1
answer
45.2k
views
If you know the answer
answered
Aug 29, 2023
English
college
2
answers
147k
views
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