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Problem 2. Electric Heating of a Room An air-tight room contains 80 kg of air, and a 2-kW baseboard electric resistance heater in the room is turned on and kept on for 15 min. Calculate the temperature
answered
Sep 16, 2021
Engineering
college
3
votes
15.2k
views
During the nineteenth century, legal decisions supported entrepreneurs participating in the market revolution by striking down monopolies and encouraging competition.A. TrueB. False
answered
Jul 26, 2021
History
high-school
0
votes
203k
views
Name the pair of alternate interior angles that is listed.
answered
Jun 30, 2021
Mathematics
middle-school
3
votes
75.7k
views
If x=4 y=-3 and z =5 find the value of 5y +2x-z
answered
May 21, 2021
Mathematics
high-school
3
votes
166k
views
Click on the item that contains a dependent-word fragment. Group 4 a. Before the game even started. I could tell team morale was low. b. Before the game even started, I could tell team morale was low.
answered
Apr 28, 2021
English
middle-school
0
votes
32.1k
views
A machine is used to fill bottles with16 ounces of a liquid. The machine has a standard deviation of 0.2 ounces. A sample of 15 bottles is taken from a 500 bottle run and are tested for the amount of liquid
answered
Apr 1, 2021
Mathematics
college
1
vote
175k
views
If f(x)=x+15 and g(x)=4x^2 find g(-8)
answered
Mar 23, 2021
Mathematics
high-school
4
votes
137k
views
The Math Club wants to order t-shirts to recognize students who improved their performance in Algebra I for their hard work and effort. Hot Shirts charges $10 per shirt with a $15 set up charge. T-Shirt
answered
Jan 17, 2021
Mathematics
high-school
1
vote
86.5k
views
Find the mode of the following data set: 18,17,12,14,8,21,10,11,19,20,5,17,12,10,20 Options: A:16 B:14 C:10 D:13
answered
Dec 14, 2020
Mathematics
middle-school
5
votes
165k
views
Evaluate the function: y= -2x + 11 when x = 5. y=_____
answered
Oct 1, 2020
Mathematics
middle-school
3
votes
142k
views
Read this paragraph from chapter 5 of The Prince. Whenever those states which have been acquired as stated have been accustomed to live under their own laws and in freedom, there are three courses for
answered
Jun 11, 2020
English
high-school
1
vote
167k
views
What is one way that Southerners attempted to protect their ports
answered
Apr 23, 2020
History
middle-school
4
votes
137k
views
What is an example of an argument in support of American imperialism? businessmen urging the United States to compete with other nations for natural resources President McKinley speaking out against war
answered
Feb 20, 2020
Social Studies
middle-school
2
votes
109k
views
When using a direct quotation, how do you signify that the words are not yours? quotation marks in-text citations parenthetical citations works cited page
answered
Jul 12, 2019
English
middle-school
2
votes
159k
views
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