Chemistry, 10.04.2021 03:20 sascsl2743
When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 13.2 g of carbon were burned in the presence of 47.8 g of oxygen, 12.6 g of oxygen remained unreacted. What mass of carbon dioxide was produced?
Answers: 2
Chemistry, 22.06.2019 04:00, tifftifftiff5069
You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
Answers: 1
Chemistry, 23.06.2019 00:30, ejuarez2020
When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two
Answers: 2
When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 13.2 g of carbon we...
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