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A solution of aniline (C6H5NH2, Kb = 4.2 x 10-10) has a pH of 8.79 at 25°C. What was the initial concentration of aniline? a) 6.2 x 10⁻⁶ M b) 7.8 x 10⁻¹M c) 1.6 x 10⁻¹M d) 9.1 x 10⁻² M e) 4.2 x 10⁻¹⁰M
answered Sep 19, 2024
3 votes
230k views
Match each pronoun to the correct point of view. 1st person second person you 1. I a. yours 2. me b. our 3. your c. us 4. we d. mine
answered Jun 29, 2024
4 votes
209k views
_____________ involves obtaining information through the use of falsehoods or deception. a. Pretexting b. Subject manipulation c. Forensic investigation d. Surveillance
answered May 30, 2024
0 votes
25.0k views
Can anyone help me get these answered? (how to solve it and the answer)
answered May 1, 2024
6 votes
78.6k views
A piston-cylinder device contains 0.18 kg of air initially at 2 MPa and 350°C. The air is first expanded isothermally to 500 kPa then compressed polytropically with a polytropic exponent of 1.2 to the
answered Mar 24, 2024
6 votes
74.6k views
Staying on one page, reading closely doesn't always help you discover whether or not it's credible. A website might look authoritative and official, but that doesn't tell you that it's reliable. You need
answered Mar 22, 2024
1 vote
231k views
2. What word would the author probably use to describe Springer's personality? Orcas ​
answered Feb 19, 2024
4 votes
45.3k views
Multiculturalism is defined as _______. 1) Efforts to encourage immigration to the US 2) Efforts to establish English as the official language of the US 3) An educational program recognizing the cultural
answered Jan 28, 2024
2 votes
1.1k views
What is derivational suffix and examples?
answered Jan 8, 2024
5 votes
89.1k views
At the end of world war ii, the us economy contributed about what percent of the global gdp?
answered Oct 24, 2023
2 votes
54.9k views
Find all values of a for which the equation has two whole solutions. 1) x^2+ax+15=0 2)x^2+a^2x=12-9x
answered Oct 6, 2023
13 votes
85.6k views
18. A simple series circuit has a current of 2 A and a resistance of 0.5 ohms. Calculate the voltage drop across this circuit.
answered Sep 25, 2023
3 votes
171k views
write an equation to find the area of each figure. Then determine the area of the composite figure. When pi is used, the area will be an approximation.
answered Sep 7, 2023
4 votes
92.7k views
Can someone help thanks!
answered Oct 22, 2022
3 votes
94.5k views
Reproductive isolation occurs when A- some catastrophic event greatly reduces the size of the population B- The gene pool of different populations have become very diversified C-members of different populations
answered Oct 14, 2022
4 votes
167k views
Who invented bicycle ​
answered Sep 28, 2022
5 votes
44.9k views
(a) Anger is nothing but a vice. (Affirmative) (b) So, we should control it for our own sake. (passive) (c) The bee is a special type of insect. (Negative) (d) It's duty is to fly from flower to flower
answered Aug 13, 2022
5 votes
206k views
The weight of a textbook is 2.135 kg. There are 2.2 lb in 1 kg. Which is closest to the weight of the textbook in pounds?
answered Aug 8, 2022
5 votes
143k views
What makes the more formal tone more appropriate for a literary essay?
answered May 13, 2022
11 votes
235k views
Which of the points shown below are on the line given by the equation y = 2x? Check all that apply
answered Apr 11, 2022
2 votes
5.8k views
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