Three identical 1-L flasks filled with H​2,​ O​2,​ and Ne gas, respectively, at STP are placed in front of you Determine the which of the following statements is true. a.Each flask as the same number of particles. b. Each flask has the same number of atoms. c. The density of each gas is identical. d.The flasks have the same mass. e. There are twice as many O​2​ and H​2​ molecules as Ne atoms in each flask 10. For a

Q: 4. What is the percent by mass of water in: a. * BaCl, 2H,0 b. Co(C,H,O,), · 4H,O

A:

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A: Number of Atoms of Oxygen can be calculated as -

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A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

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A: Mass of X = 20.29 g Molar mass of X = 32.95 g/mol To determine number of moles present of X

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A: This question is based on calculation of moles.

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Q: None

A: Step 1:We can calculate the moles and atoms of sugar using its molar mass. 9 grams × (1 mol of…

Q: One mole of oxygen gas has a mass of 6.022 x 1023 16.0 32.0 none of the above 8.

A: One mole of oxygen gas is equal to = O2 (two atoms of oxygen ) One oxygen atom = 16 g

Q: Your Question :Your Question :Your Question :Your Question :Your Question :help  please answer in…

A: 1.02 L / 0.566mol = 19.4 L / n2n2=19.4/1.02*0.566 moln2=10.765 mol Kthe question is how much…

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Q: Which of the following samples of gases contains the greatest number of atoms? (Relative atomic…

A: 4th option is correct that is 13.0 g of C2H6

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A:

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A: Answer: STP means Standard temperature and pressure and that is 273.15K temperature and 1atm…

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Q: What is the mass, in grams, of 5.23 moles of oxygen gas?

A: Number of moles of the substance is the ratio of mass to molar mass.