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"a gaseous mixture contains 414.0 torr of h2(g), 345.7 torr of n2(g), and 80.1 torr of ar(g). calculate the mole fraction, x, of each of these gases."
answered
Feb 17, 2018
Chemistry
high-school
3
votes
231k
views
Which factor plays the biggest role in delaying the detection of childhood diseases? A.junk food B.lack of knowledge of disease C.childrens lack of exercise D.high rate of homeschooling
answered
Feb 13, 2018
Health
middle-school
5
votes
216k
views
Humans are dependent on _______ for their food supply.a.waterb.biomassc.fossil fuelsd.timber
answered
Dec 6, 2017
Chemistry
high-school
1
vote
197k
views
A politician wants to distribute campaign flyers to 8000 homes in his district. The color flyers cost him $0.08 each, and the black and white flyers cost $0.05 each. He has $500 to spend on printing. What
answered
May 11, 2017
Mathematics
high-school
5
votes
151k
views
A student designed an experiment to demonstrate the interaction between Earth systems. The steps of the experiment are given below. 1. Pour water on a baking dish. 2. Use a fan to blow air over the water.
answered
Mar 9, 2017
Biology
high-school
4
votes
149k
views
List five examples of "poe in your life"
answered
Feb 5, 2016
English
high-school
3
votes
124k
views
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