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A 0.1153-gram sample of a pure hydrocarbon was burned in a C-H combustion train to produce 0.3986 gram of CO2and 0.0578 gram of H2O. Determine the masses of C and H in the sample and the percentages of
answered
Jan 12, 2020
Chemistry
college
4
votes
181k
views
Based on information in the poster below, which phrase best describes the artist's attitude concerning votes for women? (A)The artist does not think women should be able to vote. (B)The artist thinks women
answered
Jan 2, 2020
History
high-school
1
vote
15.8k
views
Find the value of x.
answered
Aug 23, 2019
Mathematics
middle-school
1
vote
177k
views
A bracelet costs $39.59. It is marked down 25%. What is the final price of the bracelet after it is marked down? $9.90 $29.69 $35.49 $49.49
answered
Aug 8, 2019
Mathematics
high-school
5
votes
198k
views
What’s the ordered pairs of y = 10x + 18? The image is down below.
answered
Apr 18, 2019
Mathematics
middle-school
5
votes
24.2k
views
Around 1600 which region was ruled by the safavid emperor
answered
Mar 4, 2019
History
middle-school
4
votes
177k
views
What of the following is a monomial
answered
Apr 8, 2018
Mathematics
high-school
2
votes
150k
views
A rectangle has a length of 6 inches and a width of 3 inches. What is the effect on the perimeter when the dimensions are multiplied by 8? A. The perimeter is increased by a factor of 8. B. The perimeter
answered
Jan 4, 2018
Mathematics
high-school
3
votes
218k
views
The equation 2NaNO3 CaCl2=2NaCl Ca(NO3)2 is balanced. How many atoms of oxygen are there on each side of the equations?
answered
Oct 3, 2017
Chemistry
high-school
3
votes
12.3k
views
7 times the sum of "a" squared and "b"minus 4 times the sum of "a" squared and "b"
answered
Apr 8, 2017
Mathematics
high-school
2
votes
214k
views
observa regula de formare a ffiecarui dir copiaza pe caiet scriindin locul simboului steluta numere care sa respecte reggula sirului
answered
Jan 12, 2017
Biology
middle-school
1
vote
24.2k
views
The people of Sumer planted wheat and irrigated their fields in order to have a surplus of food . a. true b. false
answered
Feb 2, 2016
History
high-school
7
votes
199k
views
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