Answers by Alberto Coletta
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Answers by Alberto Coletta

Answers by Alberto Coletta
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Why do elements undergo chemical reactions?​
answered Nov 12, 2021
6 votes
72.7k views
In example 20.3 in the text, the net force on a 1.0 nC charge located between two 10 nC charges is calculated. How would the answer change if the two 10 nC charges were replaced by two -30 nC charges,
answered Nov 8, 2021
2 votes
224k views
What is the first step in solving the quadratic equation x2 – 40 = 0?
answered Oct 2, 2021
4 votes
131k views
Brandon was late for class 3 times in the month of October. Each time he was late he missed 5 minutes of class time. What was the total amount of class time Brandon missed in the month of October?​
answered Sep 7, 2021
6 votes
123k views
The average age of 4 children is 15 years. If the ages of their parents are added, the average age is 25. What is the age of the father if he is 4 years older than his wife?
answered Aug 8, 2021
3 votes
214k views
Place one digit in each blank. Use 0 if there is no other number to fill the blank. Joshua counted 7/10 of the chicken eggs. Daniel counted 3/10 of the chicken eggs. What is the difference between the
answered Jun 13, 2021
4 votes
22.7k views
Use the i formation major of 1..... look at picture
answered Mar 27, 2021
2 votes
50.4k views
What is the theme of the poem night walk
answered Feb 15, 2021
3 votes
92.2k views
8. Minnie has 6 country CDs and 5 rock CDs. Amanda has 5 rock CDs and 6 country CDs. Who has more CDs? Explain.
answered Aug 8, 2020
3 votes
169k views
What is the approximate value of 2π -√ 3 ?
answered Mar 5, 2020
3 votes
154k views
Read the article titled "Karma" and explain the concept of karma
answered Mar 3, 2020
3 votes
75.3k views
what is the ratio for the surface areas of the rectangular prisms shown below, given that they are similar and that the ratio of their edge lengths is 7:3?​
answered Feb 29, 2020
4 votes
142k views
Mi abuelo no es joven. Es _____. Question 6 options: alto viejo corto bajo My grandfather is not young. Is _____. Question 6 options: high old short low
answered Oct 16, 2019
4 votes
65.7k views
The cones of the jack pine (pinus banksiana) are serotinous, only opening when exposed to intense heat. this is an example of
answered Sep 8, 2019
4 votes
47.5k views
With the circle of Fifths, my music teacher is asking why it would be F# on one end and Bb on the other end. Can someone tell me why it would be like that?
answered Aug 24, 2019
2 votes
231k views
E^4x-1=3 please help what is the exact solution
answered Aug 16, 2019
3 votes
129k views
Which is not a characteristic of a short story... A. Plot B.Theme C.rhymed couplets D.setting
answered Dec 31, 2018
3 votes
106k views
The width of a rectangle is 17 yards more than the length. If the perimeter is 146 yards what is the length and width of a rectangle?
answered Aug 21, 2018
2 votes
106k views
Which of the following is the best replacement for the word narcissistic in the sentence below? The implications of the narcissistic and exhibitionistic tendencies of social networkers also cry out for
answered May 12, 2018
4 votes
114k views
A “dip needle” is a small magnet mounted on horizontal axis so that it can swivel up or down (like a compass turned on its side. where on earth will a dip needle point most nearly vertically? where on
answered Mar 26, 2018
2 votes
88.9k views
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