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Answers by Peterlawn

Answers by Peterlawn
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A nitrogen laser pulse with a wavelength of 337 nm contains 3.83 mJ of energy. How many photons does it contain?
answered May 28, 2021
3 votes
120k views
this is how Florine appears in the periodic table. which is one best piece of information that "9" gives about an atom of florine? atomic mass is different than atomic number, and the number of neutrons
answered Jan 29, 2021
6 votes
201k views
Jesse is reading a book that is 216 pages long. He is on page 88. What percentage of the book has he read?
answered Jan 29, 2021
1 vote
163k views
Daniel Webster was an outspoken advocate of states' rights. True False
answered Aug 11, 2020
0 votes
162k views
If the prefix con- means “with,” which bolded word means “to make or prepare with”? Joey asked Chelle to consider her choices carefully. We had to stop to ask for directions to the new movie theater. The
answered Jul 7, 2020
2 votes
207k views
The following function describes the number of employees working at a company, in thousands, where t represents the number of years since the company revised the benefits package. f(t)=1.5(.90)^t Select
answered May 19, 2020
1 vote
44.4k views
How does the anonymous narrator’s first-person point of view in Jonathan Swift's “A Modest Proposal” affect its reading? A. It helps readers understand the social and political problems of the time. B.
answered May 9, 2020
3 votes
57.4k views
Which best describes abstinence?
answered Apr 17, 2020
5 votes
50.4k views
Read the following excerpt from Katherine Anne Porter's "The Jilting of Granny Weatherall":She tried to remember. No, I swear he never harmed me but in that. He never harmed me but in that . . . and what
answered Mar 24, 2020
2 votes
202k views
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