Chemistry, 19.09.2021 19:50 dogsarecute278
Question 2. (14 mks) Copper(I) oxide catalyses the decomposition of hydrogen peroxide. 0.5 g of the oxide was added to a flask containing 100 cm3 of hydrogen peroxide solution. A gas was released. It was collected, and its volume noted every 10 seconds. This table shows the results: fumes 0 10 20 30 40 50 60 70 80 90 Volume/cm3 0 18 30 40 48 53 57 58 58 58 draw a diagram of suitable apparatus for this experiment
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Chemistry, 22.06.2019 02:40
The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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Chemistry, 22.06.2019 10:00
Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?
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Chemistry, 22.06.2019 13:50
Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
Answers: 3
Question 2. (14 mks) Copper(I) oxide catalyses the decomposition of hydrogen peroxide. 0.5 g of the...
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