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What is the difference between the number of electrons in an atom of selenium, Se, and the number of electrons in an atom of aluminum, Al?
answered
May 30, 2018
Physics
middle-school
4
votes
156k
views
The residue of coal decomposition that is used in the manufacture of steel is called: 1. coal gas 2. coke 3. coal tar
answered
Sep 15, 2017
Chemistry
high-school
7
votes
224k
views
Knowledge of the structure of a pesticide is important because it affects the A)amount of the pesticide that is needed. B)explanation of why the pesticide is toxic to organisms. C)explanation of why pesticides
answered
Jul 29, 2017
Chemistry
high-school
3
votes
176k
views
Use the chart titled "Population Growth in New York City, 1800-1890", to answer the following question. In which year did the population of New York City first pass one million? A. 1810 B. 1830 C. 1860
answered
Jul 29, 2017
History
middle-school
2
votes
187k
views
When creating the final version of your action plan you want to ensure that all of the following are true of your action plan EXCEPT: A. all of the goals that you created for yourself are realistic and
answered
May 9, 2017
Health
high-school
5
votes
76.9k
views
HELP PLEASE!! Rebecca is planning a road trip to her school. She looks at a map that has a scale of 1/4 inch to 25 miles. The road distance between her home town and her school measures 7 inches on the
answered
Apr 28, 2017
Mathematics
high-school
4
votes
190k
views
What is 7,298,341 rounded to the nearest 10000
answered
Jan 8, 2017
Mathematics
middle-school
1
vote
28.4k
views
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