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Calculate the pH of a 0.25 M solution of ammonium chloride given the ionization reactions and Ka value. a) pH < 7 b) pH = 7 c) pH > 7 d) pH cannot be determined with the given information.
answered
Dec 28, 2024
Chemistry
high-school
0
votes
133k
views
An online article suggested that for each additional person who took up regular running for exercise, ________? 1) the average life expectancy increased by 3 years 2) the average life expectancy decreased
answered
Dec 18, 2024
Mathematics
high-school
3
votes
198k
views
Standard Walker and Rolling Walker and Reciprocal Walker 3 point (NWB)
answered
Nov 27, 2024
Health
high-school
7
votes
141k
views
Crimea rivers include the Chernaya, at whose mouth is this most important Black Sea naval center. What is the naval center? a) Sevastopol b) Odessa c) Yalta d) Simferopol
answered
Nov 12, 2024
Geography
high-school
6
votes
198k
views
For the years from 2001-2010, the number of Americans traveling to other countries by plane can be represented by the polynomial function A(t)= 20t ^ 4 - 428t ^ 3 + 2760t ^ 2 -; 4320t + 33600 where A is
answered
Aug 3, 2024
Mathematics
high-school
1
vote
163k
views
What is the pathway for creating a black background in the project section?
answered
Jul 4, 2024
Computers and Technology
high-school
5
votes
921
views
What changes must a GAS undergo to become a LIQUID?
answered
May 23, 2024
Chemistry
high-school
5
votes
42.4k
views
What 12 animal parts make up the Chinese dragon
answered
Apr 14, 2024
History
high-school
1
vote
11.1k
views
What is 1 as a power of 10
answered
Dec 18, 2023
Mathematics
high-school
6
votes
189k
views
A store is having a sale. They are offering $15 off the purchase of 4 video games and 10% off if you are a first time customer. The discounts could be applied in two different orders. Which do you PREDICT
answered
Jun 9, 2023
Mathematics
high-school
7
votes
168k
views
No solution or infinite solutions 5(x+2)-3=3x-8x+7
answered
Apr 10, 2023
Mathematics
college
3
votes
113k
views
6) Manuel found a wrecked Trans-Am that he could fix. He bought the car for 65% of the original price of $7200. What did he pay for the car? (Round to nearest dollar) Show how you got the answer
answered
Mar 5, 2023
Mathematics
high-school
5
votes
31.8k
views
Miguel deposits $2000 into a bank account that earns simple interest. He writes the expression 2000 + 2000(0.015)(t/12) to represent the value of the account after t months. Based on Miguel's expression,
answered
Dec 22, 2022
Mathematics
middle-school
6
votes
199k
views
The Industrial Revolution began in A. the United States around 1820. B. England around 1750. C. Germany around 1780. D. France around 1680.
answered
Nov 27, 2022
History
high-school
3
votes
197k
views
3) Do you believe that history is truthful? Please explain your response.
answered
Nov 15, 2022
History
high-school
5
votes
183k
views
Lenox Company has the following financial data: 2020 2019 Assets Current Assets: Cash and Cash Equivalents $ 2,000 $ 1,900 Accounts Receivable 2,800 1,600 Merchandise Inventory 1,200 1,000 Prepaid Expenses
answered
Nov 12, 2022
Business
high-school
4
votes
93.9k
views
Find the slope of the line (-9, 1) (1, 9)
answered
Sep 21, 2022
Mathematics
high-school
5
votes
212k
views
Below are some of the signal words that are most often used by writers. Identify if it is emphasis,Addition, Comparison, Contrast or cause-and-Effect. Write your answer before the number. 1. For example
answered
Jun 29, 2022
English
high-school
4
votes
11.1k
views
Braedon’s employer is requiring his employees to work ten-hour days for the next week, starting on April 10th. In which workplace is Braedon most likely working? a mortgage company a credit union a tax
answered
Jun 22, 2022
Business
high-school
8
votes
28.3k
views
Sorry for so many problms plz help im super nice and give branleist
answered
Jun 21, 2022
Mathematics
high-school
5
votes
164k
views
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