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If there is a ball that is measured as 235 cm^3 and 530. 25g what is its density expressed in the correct number of significant figures?
answered
Aug 19, 2021
Chemistry
high-school
4
votes
38.0k
views
Find the following angles
answered
Aug 10, 2021
Mathematics
middle-school
3
votes
221k
views
Who invented to light bulb
answered
May 12, 2021
History
high-school
6
votes
89.9k
views
Mrs. Williams combined 10 3/4 cups of peat moss, 5 1/2 cups of compost, and 2.75 cups of organic fertilizer make plant food for her roses. She evenly distributed the plant food among 4 rose bushes. How
answered
Apr 23, 2021
Mathematics
middle-school
6
votes
218k
views
Which ancient principles can be found in American government today
answered
Apr 17, 2021
History
college
4
votes
36.2k
views
Saritha will construct a rectangle that has a height of 4 units and an area of up to 48 square units. Which inequality represents all the possible lengths in units of the bases, b, that Saritha can use
answered
Mar 29, 2021
Mathematics
college
3
votes
142k
views
Lung cancer is the most common site of cancer in women. 1) True 2) False
answered
Mar 26, 2021
Health
middle-school
6
votes
103k
views
Which graph shows the solution set of -2 + H - -4 -3 -2. -1 0 1 2. 3 4 5 o 1 -1 H + H -3 -2 0 1 2 3 4 5 O -4 -3 - 1 1 2 3 4 5 o 1 -3 - -1 1 2 3 4 5
answered
Mar 1, 2021
Mathematics
high-school
5
votes
180k
views
5 Which of the following is NOT required for natural selection to occur?* (2 Points) The environment must remain constant and unchanging. There must be some differences within the population of organisms.
answered
Mar 1, 2021
Biology
high-school
3
votes
53.7k
views
This excerpt best supports the claim that hamlet? A) treats Women unkindly B)Does not believe in true love. C) Is critical of his mother’s choices. D)Suspects his mother will kill Claudius.
answered
Nov 15, 2020
English
middle-school
1
vote
234k
views
Heat gained or lost is mass times specific heat times change in temperature. The specific heat of Aluminum is 0.9 J/g K. The specific heat of Copper is 0.39 J/g K. If samples of equal mass of both Aluminum
answered
Jun 15, 2020
Physics
middle-school
2
votes
116k
views
From the data, they concluded that bubble wrap was the best insulating material. What is the weakness in the conclusion? A) It is the better of two insulators only; it is not the best insulator. B) The
answered
May 23, 2020
Chemistry
high-school
4
votes
122k
views
The temperature of a pan of hot water varies according to Newton's Law of Cooling: dT dt equals negative k times the quantity T minus A , where T is the water temperature, A is the room temperature, and
answered
Apr 27, 2020
Physics
high-school
4
votes
146k
views
The nucleus holds what?
answered
Jan 1, 2020
Chemistry
middle-school
6
votes
110k
views
Prove that the diagonals of a rhombus are perpendicular using coordinate geometry
answered
Jul 19, 2019
Mathematics
high-school
5
votes
27.3k
views
How did Plato and Aristotle have different views about democracy and government?
answered
May 25, 2019
History
college
3
votes
116k
views
What is the length of AC ? Enter your answer in the box. =units
answered
Feb 23, 2019
Mathematics
middle-school
2
votes
31.1k
views
What is the slope of a line that is parallel to the line y = x + 2? -4/3 -3/4 3/4 4/3
answered
Jan 12, 2019
Mathematics
college
7
votes
225k
views
What is the element of an atom that has six protons and six electrons
answered
Dec 25, 2018
Biology
middle-school
1
vote
118k
views
Which paleolithic period did cave art start?
answered
Oct 12, 2018
Arts
high-school
1
vote
179k
views
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