8241207
Descripción
Fichas por Ashley Hadfield, actualizado hace más de 1 año
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Creado por Ashley Hadfield
hace más de 7 años
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| Pregunta | Respuesta |
| what is atom economy? | a way to show how many atoms become useful products in a chemical reaction! |
| why do we calculate economy? | to help reduce waste and to identify the most efficient chemical reaction! |
| why can a heart transplant be dangerous? | the body can reject the new organ and attack it |
| what is the atomic mass of an atom? | the amount if protons and neutrons. |
| what is the formula for kinetic energy? | Ek (kinetic energy j) = 0.5 * mass (kg) * v2 (velocity m/s) |
| what's the formula for density? | d= m/v |
| what is efficiency? (in chemistry terms) | efficiency depends on the amount of waste product that is produced. |
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