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Answers by Patcoll

Answers by Patcoll
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Which sentence is clearly written? A) On Friday afternoon our teacher taught us about the Battle of Gettysburg; then she planned the next week's history lessons. B) On Friday afternoon our teacher taught
answered Jan 14, 2019
2 votes
143k views
If a chemist has 2.3 moles of arsenic (as) that has a molar mass of 74.92 g/mol, which would be the best way to find out how many atoms of arsenic are in the sample? multiply 2.3 by avogadro's number.
answered Dec 25, 2018
7 votes
183k views
What the expanded form of these number 3,047 12,008 90,040
answered Nov 27, 2018
6 votes
193k views
What is the main advantage of observational studies over experiments?
answered Nov 27, 2018
3 votes
105k views
Which of the following statements is the most accurate? A. Energy transfers are never 100% efficient. B. Energy transfer is completely efficient. C. Energy cannot be transferred to other forms. D. Energy
answered Sep 3, 2018
4 votes
63.9k views
If you had to measure the amount of sulfur dioxide coming out of a volcano, what instrument would you use
answered Jun 10, 2018
3 votes
208k views
“The results of the election were quite impressive,” Victor announced to the massive crowd awaiting the results. Which word should replace impressive to create a sentence with a negative connotation? surprising
answered Feb 11, 2018
4 votes
141k views
Why was George washington on the dollar bill
answered Oct 13, 2017
3 votes
226k views
What did Nanahuatzin and Tecuciztecatl agree to do?
answered Aug 31, 2017
5 votes
46.1k views
Which group of organisms would Schleiden have been most likely to study? flower, pine tree, or cactus mushroom, slime mold, or mildew jellyfish, elephant, or jaguar ant, spider, or beetle
answered Jul 4, 2017
2 votes
212k views
How does the Labrador retriever behave at John Longridge's house? A. He is obedient, but distant and tense. B. He is relaxed and happy-go-lucky. C. He is friendly, but prefers to stay by himself. D. He
answered May 25, 2017
1 vote
43.5k views
Why was the victory of the Franks at the battle of Tours in 732 important? A- Charlemagne's forces decisively defeated the Lombard armies in Italy B- it stop Muslim armies from advancing farther into Western
answered Jan 23, 2017
4 votes
47.0k views
which portion of the continental margin serves as a boundary between the oceanic crust and the continental crust
answered Dec 16, 2016
4 votes
68.6k views
Blue Mountain is 12 miles north of Winding Road. Treetop is 16 miles east of Winding Road. What is the distance from Blue Mountain to Treetop?
answered Oct 7, 2016
5 votes
49.6k views
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