Chemistry, 28.11.2021 17:00 michelejoantucker
A student electrolysed some water. She collected 20 cm of oxygen, What volume of hydrogen could she also have collected at the same time?
Answers: 2
Chemistry, 22.06.2019 13:30
1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
Answers: 2
A student electrolysed some water. She collected 20 cm of oxygen, What volume of hydrogen could she...
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