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How many atoms of each type of element does this represent ?
answered
Nov 10, 2018
Chemistry
college
7
votes
221k
views
The areas of two similar rectangles are 338 cm2 and 72 cm2. What is the similarity ratio of the perimeters? a. 169:36 b. 13:6 c. 338:72 d. 29:12
answered
Oct 7, 2018
Mathematics
college
3
votes
136k
views
How much work is performed when 17 newtons are moved 3 meters?
answered
Jul 11, 2018
Physics
middle-school
2
votes
162k
views
Polynomial equation: x3 + 6x2 - 40x = 192 Solutions: x = -8, x = -4, and x = 6 In the context of this problem, which solutions to the polynomial equation can you eliminate because they do not make sense?
answered
Jun 20, 2018
Mathematics
high-school
3
votes
83.2k
views
Whitch effect do you think first followed the causes?
answered
May 17, 2018
Social Studies
middle-school
3
votes
92.5k
views
A cube has a volume of 8 cubic inches what is the length of each edge of the cubes
answered
Feb 27, 2018
Mathematics
middle-school
4
votes
10.6k
views
It takes Carla 8 minutes to shower, 20 minutes to get dressed and 15 minutes to eat breakfast before leaving for school. How long does it take Carla to get ready for school?
answered
Dec 29, 2017
Mathematics
middle-school
6
votes
109k
views
What factor about america has contributed to the evolution of american English
answered
Oct 10, 2017
English
high-school
4
votes
43.2k
views
Using _______ helps some smokers quit by gradually decreasing their dependence on nicotine. Answers: A. Stimulants B. Nicotine Substitutes C. Inhalers D. Nicotine Inhibitors
answered
May 19, 2017
Biology
middle-school
7
votes
223k
views
This was an important pesticide used in killing the boll weevil during the early- 20th century in the American. What is the term?
answered
Mar 23, 2017
History
middle-school
4
votes
143k
views
Given 28.2 grams of an unknown substance, if the substance absorbs 2165 joules of energy and the temperature increases by 35 Kelvin, what is the specific heat of the substance? 2.14 x 106 J/g·K 2.19 x
answered
Mar 23, 2016
Chemistry
high-school
3
votes
178k
views
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