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Sample A is a hard crystalline solid, which does not break easily. Sample B is a solid that readily dissolves in water. Sample C is a liquid that evaporates at room temperature. Sample D is a colored liquid
answered
May 25, 2019
Chemistry
college
5
votes
70.3k
views
Which number is the best approximation for 4√5−2√3 ? A. 0.5 B. 5.4 C. 6.9 D. 12.2
answered
May 14, 2018
Mathematics
middle-school
3
votes
215k
views
Danny charges 35 dollars for 3 hours of swimming lessons. Martin charges 24 dollars for 2 hours of swimming lessons. Who offers a better deals?
answered
Mar 1, 2018
Mathematics
college
1
vote
187k
views
The perimeter of a rectangle is 34 units its width is 6.5 units. Write an equation to determine the length (l) of the rectangle. Find the length of the rectangle.
answered
Jan 22, 2018
Mathematics
high-school
7
votes
231k
views
What was first responsible for changing the formerly poisonous atmosphere to an oxygen-rich atmosphere as we have today? Meteor impacts Volcanic gases Earthquakes Photosynethic bacteria (Cyanobacteria)
answered
Jan 5, 2018
Chemistry
high-school
2
votes
80.9k
views
Warning signs of suicide are much different than those of depression.
answered
Dec 19, 2017
Health
high-school
4
votes
220k
views
When a figure is dilated what type of figure is created
answered
Jun 30, 2017
Mathematics
middle-school
2
votes
157k
views
The greatest agent of erosion is
answered
Apr 11, 2017
Geography
high-school
1
vote
82.1k
views
which object has the most gravitational potential energy? A. an 8 kg book at a height of 3m B. an 5 kg book at a height of 3 m C. A 5 kg book at a height of 2 m D. a book at a height of 2 m
answered
Jun 23, 2016
Physics
high-school
4
votes
47.2k
views
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