Chemistry, 20.07.2019 04:00, angie1281

Which element has the largest difference between the third ionization and the fourth ionization?

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Chemistry, 22.06.2019 02:30, drivinghydra

What is the relation between concentration of reactants and the rate of chemical reaction?

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Chemistry, 22.06.2019 14:00, ashlynneboogs0056

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

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Chemistry, 22.06.2019 18:00, rodriguezscarlet1713

Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?

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Chemistry, 22.06.2019 18:00, kamjay2006

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.