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Propane gas, C3H8, is sometimes used as a fuel. In order to measure its energy output as a fuel a 1.860 g sample was combined with an excess of O2 and ignited in a bomb calorimeter. After the reaction,
answered
May 19, 2020
Chemistry
high-school
2
votes
232k
views
Using complete sentences, list four of the six principles outlined in the Preamble and give an example of each.
answered
Sep 14, 2019
History
middle-school
4
votes
221k
views
What new methods did advertisers use in the 1920s
answered
May 30, 2019
History
high-school
4
votes
161k
views
The hieght of a mountain peak above sea level is called it's
answered
Apr 7, 2019
Geography
middle-school
1
vote
43.1k
views
In some cases, recombinant DNA must be cloned before it can be inserted into a host. Which vectors can be used to clone recombinant DNA?
answered
Oct 16, 2018
Biology
high-school
5
votes
92.1k
views
Which sentence uses the underline word correctly ? School
answered
May 27, 2018
English
high-school
5
votes
214k
views
What was eliminated as a requirement for immigration in the immigration reform act of 1965? a. marital status c. total number of immigrants allowed into the country b. national origin d. availablity of
answered
Mar 28, 2018
History
high-school
0
votes
129k
views
In “The Notorious Jumping Frog of Calaveras County” by Mark Twain, what incongruity exists between the narrator and Simon Wheeler? The narrator likes to laugh; Wheeler is very serious. The narrator is
answered
Mar 16, 2018
English
middle-school
3
votes
234k
views
Please elaborate on how could the hyatt regency disaster have been prevented
answered
Jan 30, 2018
History
college
4
votes
187k
views
a painter works 37.5 hours one week. If she worked 5 days, how many hours did she work on average per day?
answered
Jan 22, 2018
Mathematics
college
4
votes
199k
views
What does "Set deep into your chest" mean?
answered
Jul 28, 2017
English
middle-school
5
votes
65.1k
views
Besides 12 and 1, what is one factor of 12
answered
Jul 11, 2017
Mathematics
high-school
0
votes
48.5k
views
Use the rules for long division to divide 262 by 9.
answered
Jun 25, 2017
Mathematics
high-school
5
votes
11.9k
views
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