![subject](/tpl/images/cats/himiya.png)
Chemistry, 17.11.2020 22:40 DASASDAEDWEDA
Determine the number of significant figures in each of the following a) 3427 b)0.000456
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 17:00
Why do sodium and neon have vastly different chemical and physical properties despite having similar atomic masses?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 20:00
Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:30
Lem 2 the data below are for the system ethyl propyl ether (1)-chloroform (2) at 0.5 bar. use the data to answer the following questions (all questions refer to p d 0: 5 bar). a) what are the boiling points of the pure components at 0.5 bar? b) a mixture with the overall composition z1 d 0: 1 is brought to 47.6ä±c, 0.5 bar. what is the phase? c) 100 mole of a mixture with z1 d 0: 1 (state a) is mixed with 22 mole of pure ethyl propyl ether vapor (state b). the mixing takes place at 47.6 ä±c, 0.5. bar. what is the phase of the resulting mixture (state c)? if the state is a v/l mixture report the number of moles and mole fractions in each phase. d) plot the txy graph and show states a, b and c. the graph must be done by computer and should be properly annotated. ethyl propyl ether (1) - chloroform (2) at 0.5 bar t ( ä±c) x1 y1 t ( ä±c) x1 y1 42.9 0.000 0.000 49.0 0.470 0.455 43.0 0.020 0.010 49.1 0.520 0.520 43.9 0.065 0.029 48.9 0.567 0.592 45.4 0.156 0.089 48.3 0.652 0.720 46.4 0.215 0.142 47.6 0.745 0.815 47.6 0.296 0.223 46.7 0.822 0.872 48.3 0.362 0.302 45.7 0.907 0.937 48.7 0.410 0.375 44.6 1.000
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 08:30
In the reaction between a crushed antacid tablet and vinegar what gas is emitted
Answers: 2
You know the right answer?
Determine the number of significant figures in each of the following a) 3427 b)0.000456...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 21.04.2021 04:20
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 21.04.2021 04:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.04.2021 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.04.2021 04:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.04.2021 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.04.2021 04:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 21.04.2021 04:20
![question](/tpl/images/cats/health.png)
Medicine, 21.04.2021 04:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.04.2021 04:20