Questions by Jeff Janes

Questions by Jeff Janes

Treatment of a cyclic ketone with diazomethane is a method for accomplishing a ring-expansion reaction. The reaction involves the initial nucleophilic attack by diazomethane on the carbonyl carbon to form

asked Nov 25, 2021

1 answer

5 votes

130k views

Nor things recounted done of old. No Candle e'er shall shine in Thee, Nor bridegroom's voice e'er heard shall be. In silence ever shalt thou lie, Adieu, Adieu, all's vanity. Then straight I 'gin my heart

asked Nov 23, 2021

1 answer

0 votes

228k views

A man stands on the roof of a building of height 14.0 mm and throws a rock with a velocity of magnitude 29.0 m/sm/s at an angle of 29.0 ∘∘ above the horizontal. You can ignore air resistance.Calculate

asked Nov 14, 2021

1 answer

4 votes

53.9k views

Jane is saving to buy a cell phone $35 a month from her allowance Does it make sense to represent to and the number of months with a your answer. She is given a $100 gift to start and saves after 1 month,

asked Oct 25, 2021

1 answer

4 votes

50.3k views

Please help me write a 2 column proof AB parallel to DC ; BC parallel to AE prove BC/EA = BD/EB

asked Sep 14, 2021

1 answer

2 votes

1.2k views

A PAIR OF SHOES IS DISCOUNTED BY 25%. THE DISCOUNTED PRICE WAS $93.75. WHAT WAS THE ORIGINAL PRICE AHHH SOMEONE ANSWER

asked May 11, 2021

2 answers

3 votes

51.2k views

What were the potential consequences for the delegates who signed the Declaration of Independence? A. They would be banished to the western territories. B. They would be hanged as traitors. C. They would

asked Apr 5, 2021

1 answer

1 vote

154k views

HURRY PLEASE Which of the following is not one of the factors of production? A. land B. cost C. labor D. capital

asked Mar 11, 2021

2 answers

4 votes

10.4k views

Ferkil Corporation manufacturers a single product that has a selling price of $25.00 per unit. Fixed expenses total $65,000 per year, and the company must sell 6,500 units to break even. If the company

asked Jan 13, 2021

1 answer

5 votes

69.7k views

Suppose a predator species became extinct over a short period of time. Which of the following would most likely happen to that predator’s prey species in the short term? a. They will increase in numbers.

asked May 1, 2020

2 answers

1 vote

31.5k views

What advantage did the Patriots enjoy during the American Revolution? a. American had to give lands back to the French. b. American states must support the British monarchy. c. Britain must recognize American

asked Mar 20, 2020

1 answer

2 votes

94.1k views

When you jump vertically off the ground, when you reach your highest point your velocity is zero and your acceleration is zero?

asked Dec 28, 2019

1 answer

3 votes

137k views

What is Wiesel’s first impression of Auschwitz? that it is better than Birkenau that it looks like his childhood home that it is ugly because there are no plants that it looks terrifying and full of danger

asked Jul 27, 2019

2 answers

5 votes

92.4k views

Dr. goldfinger decides to invest in companies which he believes can "improve the productivity and efficiency" of health care services. how can dr. goldfinger strive to achieve this productive efficiency?

asked May 4, 2019

2 answers

2 votes

22.8k views

Select all of the statements that apply to scarlet fever, to test your understanding of skin diseases caused by streptococcus pyogenes. most common mode of transmission is droplet or direct contact virulence

asked Feb 25, 2019

2 answers

5 votes

35.5k views

Please help!! What can culture tell us about a region?

asked Sep 26, 2018

1 answer

2 votes

20.6k views

7c - 7 = 4c + 17 *has to show work*

asked Jun 10, 2018

1 answer

1 vote

133k views

584 in expanded form

asked Jun 3, 2018

1 answer

0 votes

159k views

Why did the Soviet Union respond in the way that you identified in the previous question? A. It wanted nuclear technology to be available as a cheap source of energy after the war. B. It wanted to retain

asked Apr 8, 2018

1 answer

1 vote

194k views

I am in desperate need of help will give 40 points to whoever helps me!!!!! I have a quiz tomorrow but I have no idea how to do these practice problems. I know u have to use the boiling and freezing pint

asked Aug 10, 2017

1 answer

3 votes

150k views

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