PLEASE HELP ON EASY CHEMICAL PROPERTIES
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Chemistry, 22.06.2019 12:20
The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397
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Chemistry, 22.06.2019 20:30
Citric acid has a ph between 1 and 3. it is considered to be aa. weak acidb. weak basec. strong based. strong acid
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Chemistry, 23.06.2019 04:40
Equal numbers of moles of he(g), ar(g), and ne(g) are placed in a glass vessel at room temperature. if the vessel has a pinhole-sized leak, which of the following will be true regarding the relative values of the partial pressures of the gases remaining in the vessel after some of the gas mixture has effused?
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Chemistry, 23.06.2019 13:00
What did the experiments of scientists after john dalton reveal about his atomic theory?
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History, 12.11.2019 19:31
Mathematics, 12.11.2019 19:31
Spanish, 12.11.2019 19:31
Biology, 12.11.2019 19:31
Business, 12.11.2019 19:31
History, 12.11.2019 19:31
Biology, 12.11.2019 19:31
History, 12.11.2019 19:31