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70cm3 of hydrogen are sparked

70cm3 of hydrogen are sparked with 25cm3 of oxygen at s.t.p the total volume of residual gas after cooling is ?
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determine the residual gas when 20.0cm³ of hydrogen was sparked 15.0cm³ of oxygen and the resulting mixture cooled at room
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2. asked by peter
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determine the volume of the residual gas at 20.0cm³ of hydrogen was sparked with 15.0cm³ of oxygen and the resulting mixture
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2. asked by chibuzor
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A container has 70cm3 of air at 100kPa and temperature 7°C. What is the final pressure when the air is compressed to 30cm3 at
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2. asked by Sugus
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Which sentence is an example of reasoning?However, this has sparked a debate among educators and experts about whether students
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Which statement best explains why hydrogen's atomic number is equal to its mass? (1 point)• Hydrogen is in the first row and
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Which statement best explains why hydrogen’s atomic number is equal to its mass?1. Hydrogen is in the first row and the first
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2. asked by mama bear
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Which statement best explains why hydrogen’s atomic number is equal to its mass?(1 point)A. Hydrogen does not have any
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2. asked by Anonymous
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Which statement best explains why hydrogen’s atomic number is equal to its mass?(1 point)Responses Hydrogen does not have any
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2. asked by queen
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Which statement best explains why hydrogen's atomic number is equal to its mass? (1 point)Hydrogen is in the first row and the
1. 1 answer
2. 37 views