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You tested the rocket with three mixtures of fuel having different masses of oxygen
and hydrogen. What is the relationship between the masses of oxygen and hydrogen in
each of the tests?

You tested the rocket with three mixtures of fuel having different masses of oxygen and hydrogen What is the relationship between the masses of oxygen and hydro class=

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Answer:

As the oxygen is only transferred from the copper oxide to form water inside the apparatus, any gain in mass is due to hydrogen combined with the oxygen to form water. The ratio of the two masses enables the mass of oxygen combining with 1 g of hydrogen to be calculated.

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