Questions by Igor Popov

Questions by Igor Popov

An excited electron jumps back to its ground state in two steps. What will its emission spectrum look like? A) one long line B) one thick line C) two distinct lines D) a continuous patch

asked Apr 3, 2021

2 answers

1 vote

58.1k views

A light ray in air hits piece of quartz at a 39.0 deg angle. Inside the quartz, the light slows down to 2.06*10^8 m/s. At what angle does the light travel in the quarts? (Hint: find n.) (Unit=deg)

asked Feb 19, 2021

1 answer

2 votes

93.6k views

Goffman described life in __________________________, where all aspects of life are conducted in the same place and under the same authority, and where all phases of daily activities are strictly regimented.

asked Sep 3, 2020

1 answer

2 votes

15.1k views

What is the solution to the equation below? Round your answer to two decimal places. Please help please please help help please help me please help help please ASAP please please ASAP ASAP

asked May 8, 2020

2 answers

1 vote

32.2k views

1.How did President Kennedy have a positive effect on arts and culture in America? (Explain and do this in your own words.)

asked Jan 26, 2020

1 answer

1 vote

184k views

Triangle ABC and Triangle DEF are similar. For triangle ABC, AB = 2x , AC = 24 inches and BC = 20. For triangle DEF, EF = 5 and DF = x - 2 . What is the value of x?

asked Oct 19, 2019

1 answer

0 votes

76.8k views

During a cold occlusion, the cold front forces the warm front to ____.

asked Sep 18, 2019

1 answer

0 votes

134k views

In the 18th and 19th centuries why did european countries practice imperialism

asked Jan 14, 2019

1 answer

1 vote

90.0k views

Which statement is true about blood alcohol concentration? Blood alcohol concentration is affected by factors such as body size and gender. Drinking coffee and exercising will lower your blood alcohol

asked Oct 24, 2018

2 answers

3 votes

60.1k views

Arrange the steps for writing an essay in the correct order, from first to last. A. organize the information and create an outline B. create a first draft C. define the thesis statement D. identify the

asked Aug 7, 2018

2 answers

3 votes

232k views

Simplify. (-4b^3+b-1)+(6b-6)

asked Jul 16, 2018

2 answers

5 votes

1.7k views

Which expression has an estimated product of 60

asked Mar 26, 2018

1 answer

1 vote

10.9k views

Select all sets that contain the number √5. A. Integer B. Irrational C. Natural D. Rational E. Whole

asked Feb 20, 2018

1 answer

5 votes

132k views

The pull of the moon on Earth's tidal bulge is causing

asked Dec 27, 2017

2 answers

1 vote

140k views

Plz answer 1 and 2 for me plz plz plz

asked Nov 27, 2017

1 answer

0 votes

60.5k views

Mr. Gengel wants to make a shelf with boards that are 1 1/3 feet long. If he has an 18 foot board, how many pieces can he cut from the big board?

asked Jun 9, 2017

2 answers

4 votes

122k views

To protect yourself from the risk of product failure, what strategy could you use? get a deductible obtain insurance purchase a warranty file a claim

asked Jun 6, 2017

2 answers

3 votes

78.9k views

Place the decimal point in the answer to make it correct. Explain your reasoning. 3.9853X8.032856 = 32013341.

asked Feb 20, 2016

1 answer

0 votes

126k views

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