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Answers by Andykkt

Answers by Andykkt
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A metal ball of mass 100 g is heated to 90°C and then cooled to 25°C. The heat lost in the process is 2.5 kJ. Another metal ball of mass 200 g is heated to 90°C and then cooled to 25°C. The heat lost in
answered Jun 30, 2020
3 votes
169k views
Plz answer my question Find the roots by quadratic formula.
answered Feb 27, 2020
4 votes
141k views
Suppose you calculate that elasticity of demand for cigarettes is 0.5. You can conclude that: a. Demand for cigarettes is elastic b. Demand for cigarettes is unitary elastic c. A 1% increase in price of
answered Feb 1, 2020
3 votes
109k views
One way to increase the rate of a reaction occurring in solution is to stir the solution. How does this increase the rate of the reaction? A. It increases the number of collisions between molecules. B.
answered Sep 14, 2019
5 votes
213k views
List the trustworthy sources where you obtained the information
answered Sep 8, 2019
6 votes
167k views
SOLVE THIS WORD WINK
answered Jun 10, 2019
1 vote
73.3k views
Sodium bicarbonate is the chemical name for baking powder. Its chemical formula is NaHCO3. What does the subscript 3 mean?
answered Jun 7, 2019
0 votes
73.8k views
Name 2 applications of the Pythagorean Theorem
answered May 29, 2019
4 votes
228k views
What role does the government play to ensure that citizens have access to healthy food
answered May 23, 2019
1 vote
210k views
In ΔPQR, point C is the centroid. If PZ = 7, then RZ = A) 3.5 B) 7 C) 14 D) 21
answered May 29, 2018
7 votes
22.5k views
How many square inches of the pizza is left over
answered May 15, 2018
4 votes
26.9k views
A deep-sea exploring ship is pulling up a diver at the rate of 25 feet per minute. The diver is 200 feet below sea level. How deep was the diver 10 minutes ago? Explain
answered Mar 13, 2018
0 votes
184k views
Terms describes a muscle that is primarily responsible for causing a given action about a joint?
answered Mar 11, 2018
5 votes
219k views
The ratio of blue marbles to white marbles Simran's bag is equal to 1 to 2. If there are 20 blue marbles how many white marbles are there?
answered Nov 30, 2017
0 votes
72.4k views
Explain the different viewpoints of Frederick Douglass and Captain Canot regarding slavery. What evidence does each use? How does each present his information?
answered Oct 13, 2017
5 votes
141k views
A chemical reaction is a process by which atoms or groups of atoms in substances are
answered Jun 22, 2017
3 votes
75.2k views
Fossils reveal the structures of plants and animals that lived long ago. Which of the words or groups of words is the simple predicate? lived long ago reveal the structures lived reveal
answered Apr 7, 2016
4 votes
22.1k views
What are the 6 special names on a globe
answered Oct 23, 2015
3 votes
221k views
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