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A coffee cup calorimeter contains 27.100 g water at 25.0°C. A 182.000 g sample of gold (specific heat capacity of 0.128 J/gºC) is added to the coffee cup calorimeter. The final temperature is 27.5°C. What
answered
Apr 17, 2020
Chemistry
middle-school
5
votes
23.1k
views
The centripetal force of an object of mass m is given by F(r)=mv2r, where v is the speed of rotation and r is the distance from the center of rotation. Find the rate of change of centripetal force with
answered
Apr 7, 2020
Physics
high-school
3
votes
52.1k
views
Explain the cell theory and distinguish between the three basic types of cells.
answered
Oct 27, 2019
Biology
high-school
0
votes
174k
views
What are the most popular piston oversize
answered
Aug 18, 2019
Advanced Placement (AP)
middle-school
3
votes
207k
views
A publisher requires 2⁄3 of a page of advertisements for every 5 pages in a magazine. If a magazine has 98 pages, to the nearest whole page, how many pages of the magazine are advertisements?
answered
Aug 12, 2019
Mathematics
high-school
7
votes
19.0k
views
A slice is made perpendicular to the base of a right rectangular prism as shown. What is the area of the resulting two-dimensional cross-section? Drag and drop the answer into the box. cm²
answered
Jul 22, 2019
Mathematics
middle-school
3
votes
14.3k
views
Which of the following are remote interior angles of angle 1?
answered
Apr 27, 2019
Mathematics
middle-school
1
vote
16.8k
views
Ellos (saber) la verdad. sabré sabrás sabremos sabrán
answered
Jan 26, 2019
Spanish
high-school
5
votes
26.7k
views
Find ∆G for a cell whose potential is +0.24 V with 4 moles of electrons exchanged.
answered
Nov 14, 2018
Chemistry
high-school
5
votes
102k
views
Find the measures of the supplementary angles if: Their difference is equal to 35°
answered
Oct 19, 2018
Mathematics
college
4
votes
9.0k
views
Gametes nucleic acids amino acids proteins
answered
Aug 31, 2018
Biology
high-school
4
votes
87.9k
views
The animals celebrate a victory but at what cost animal farm
answered
Jul 20, 2018
English
high-school
7
votes
9.9k
views
Suppose you're studying levels of job stress and measures of job efficiency in a nursing home. Which one of the following statements best represents a data comparison that demonstrates a positive correlation
answered
Feb 12, 2018
Physics
high-school
5
votes
170k
views
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