1.- La solución de glucosa (C6H1206)es muy utilizada en casos en que se requiere incremantar aporte
calórico a algún paciente. Si se prepara una solución con 1000 mililitros de agua y 50 gramos de
glucosa:
a) ¿Cuál es la concentración de la glucosa en la solución expresada en porcentaje en masa? (Expresa
tu resultado con dos cifras decimales).
Answers: 1
Chemistry, 22.06.2019 14:00
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
Answers: 3
Chemistry, 22.06.2019 21:30
Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.
Answers: 3
Chemistry, 22.06.2019 21:30
Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? (2 points) decreasing temperature decreasing pressure decreasing surface area decreasing solute concentration
Answers: 1
1.- La solución de glucosa (C6H1206)es muy utilizada en casos en que se requiere incremantar aporte...
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