Chemical Engineering Archive: Questions from July 13, 2023
-
1 answer
-
1 answer
-
1 answer
-
2 answers
-
2 answers
-
0 answers
-
2 answers
-
2 answers
-
2 answers
-
0 answers
-
2 answers
-
2 answers
-
2 answers
-
0 answers
-
0 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
0 answers
-
0 answers
-
0 answers
-
2 answers
-
2 answers
-
0 answers
-
2 answers
-
0 answers
-
0 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
0 answers
-
0 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
2 answers
-
0 answers
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
1 answer
-
There are 269.23 grams of a mineral that contains Ni. Through a digestion it was determined that the % of Ni in the dry base sample was 5.69% dry base. Select the correct answer: 0.256 g Ni extracted
Se tiene 269.23 gr de un mineral que contiene Ni. A través de una digestión se determinó que el \% de Ni en la muestra base seca fue \( 5.69 \% \) base seca. La humedad de la muestra fue de 33.26\%2 answers -
A 34.0236 g sample of presumably NiS04*6H20 crystals is collected from the crystallizer. A sample of 3.5609 gr of crystals is taken, dissolved in 40 ml of water distilled and the solution is measured
Una muestra de \( 34.0236 \mathrm{gr} \) de cristales supuestamente de NiSO4*6H2O se colectan del cristalizador. Se toma una muestra de 3.5609 gr de cristales, se disuelven en 40 ml de agua destilada2 answers -
1.0 Lt of the first leachate from nickel extraction was obtained. To determine the Ni content, it was valued by a gravimetric method with DMG. 10 mL of the leached and conditioned with NH3 and DMG at
Se obtuvo 1.0 Lt del primer lixiviado de la extracción de níquel. Para determinar el contenido de Ni se valoró mediante un método gravimétrico con DMG. Se tomaron 10 mL del lixiviado y se acondic2 answers -
An ore sample that weighed 569.33 grams has 4.036% nickel expressed as wet base Ni304. The sample was processed as follows: 1) the sample was placed in the oven at 110 °C until it reached a constant
Una muestra de mineral que pesó 569.33 gr tiene un 4.036 \% de níquel expresado como Ni304 base húmeda. Se procesó la muestra de la siguiente manera: 1 ) se colocó la muestra en la estufa a \( 112 answers -
.
PREG.N*4: Un tanque grande contiene aire comprimido, gasolina con densidad relativa de 0.65 , aceite liviano con una densidad relativa de 0.75 y agua. La presión manométrica del aire es \( P=180 \ma2 answers -
ayuda por favor
1-Represente el producto mayoritario en las siguientes reacciones. Plantee el mecanismo. \[ \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}+\mathrm{Br}_{2} \stackrel{h \nu}{\longrighta2 answers -
2 answers