Chemistry
Chemistry, 03.08.2019 16:10, myloorie

What is the mole fraction of oxygen gas in air (see table 5.3 in the textbook)? express your answer using two significant figures?

answer
Answers: 1
Show answers

Similar questions

Предмет
Chemistry, 14.09.2019 07:10, calebbailey2318
convert 1.248×1010 g to each of the following units. a) kg express your answer using four significant figures. b) mg express your answer using four significant figures. c) mg express your answer using four significant figures. d) metric tons (1 metric ton = 1000 kg) . express your answer using four significant figures.
Answers: 2
continue
Предмет
Chemistry, 06.10.2019 07:01, mommytobe2019
What is the mass, in grams, of 1.50 mol of iron (iii) sulfate? express your answer using three significant figures. mm = nothing g request answer part b how many moles of ammonium ions are in 6.935 g of ammonium carbonate? express your answer using four significant figures. nn = nothing mol request answer part c what is the mass, in grams, of 1.20×1021 molecules of aspirin, c9h8o4? express your answer using three significant figures. mm = nothing g request answer part d what is the molar mass of diazepam (valium®) if 0.05570 mol weighs 15.86 g? express your answer using four significant figures. mm = nothing g/mol
Answers: 2
continue
Предмет
Chemistry, 13.10.2019 01:10, sabrinamarie391
Agas mixture contains 1.20 g n2 and 0.77 g o2 in a 1.65-l container at 15 ∘c. part a calculate the mole fraction of n2. express your answer using two significant figures. x1 x 1 = nothing request answer part b calculate the mole fraction of o2. express your answer using two significant figures. x2 x 2 = nothing request answer part c calculate the partial pressure of n2. express your answer using two significant figures. p1 p 1 = nothing atm request answer part d calculate the partial pressure of o2. express your answer using two significant figures. p2 p 2 = nothing atm request answer provide feedback
Answers: 2
continue
Do you know the correct answer?
What is the mole fraction of oxygen gas in air (see table 5.3 in the textbook)? express your answer...

Questions in other subjects:

Konu
Mathematics, 18.01.2020 04:31
Arc ab is one-sixth of the circumference of a circle. what is the radian measure of the central angle?...
Konu
Social Studies, 18.01.2020 04:31
Describe some of the legal issues that provided the foundation of the exceptional education in florida...
Konu
History, 18.01.2020 04:31
The first continental red beds were deposited during the eon, and passive continental margins became common during the eon....
Konu
Business, 18.01.2020 04:31
Company a has a beta of 0.70, while company b's beta is 1.20. the required return on the stock market is 11.00%, and the risk-free rate is 4.25%. what is the difference betw...
Konu
Social Studies, 18.01.2020 04:31
Elizabeth believes that no matter how hard someone practices, he or she will never be a professional athlete or expert musician without innate ability. elizabeth believes...
Konu
Business, 18.01.2020 04:31
Which statement best describes the aicpa ethics rules relating to a member's failure to file his or her personal tax return in a timely manner? the member is strongly...
Konu
Mathematics, 18.01.2020 04:31
Angle a and angle b are supplementary. the measure of angle b is 15∘ less than the measure of angle a. what is the measure of angle b, in degrees?...
Konu
Chemistry, 18.01.2020 04:31
Gypsum is a mineral that is used in the construction industry to make drywall (sheetrock). the chemical formula for this hydrated compound is cas04 • 2h20. a hydrated compound cont...
Konu
Biology, 18.01.2020 04:31
Ecosystem services include processes that increase the quality of the abiotic environment. which of the following processes would fall under this category? i) keystone predators ha...
Konu
Biology, 18.01.2020 04:31
Nthe meselson-stahl dna replication experiment, if the cells were first grown for many generations in 15n containing media, and then switched to 14n containing media, what percent...
Other tasks in the category: Chemistry More task
See results (0)